Camera accessories
Canon Auto Bellows User manual
User manual for Canon Auto Bellows. 36 pages in English. Read the original PDF, download or print a copy without registration.
36 pagesEnglish10.9 MB PDF
Loading your manual…Open PDF directly
Document details
- Brand
- Canon
- Model / document
- Canon Auto Bellows
- Document type
- User manual
- Language
- English
- Pages
- 36
- File size
- 10.9 MB
- Category
- Camera accessories
- Document date
- Not specified in catalog
Search available document text
Find a term, then jump to its page in the original PDF. Image-only pages may not be searchable; check the PDF for exact wording and diagrams.
Page 3 · Read text
Table of Contents Canon Auto Bellows
AutoBellows(brief explanation). . . . . . . . .2 Tables (for FD lenses without The Canon Auto Bellows is a high quality
Auto Bellows Composition and a locking collar attached bellows for use with Canon single-lens
Accessories .......3 in standard direction) .20-23 ref lex cameras which of fers automaticMain FeaturesfortheAuto Bellows . . . . . . 3 Shooting with the Lens in Reverse. . .24-25
Nomencfature.... ....-..4 Table (in millimeters for FD lenses diaphragm coupling when used with the
AttachmenttotheCamera .......5 with a locking collar attached Canon Double Cable Release. lt is the corner-
Vertical/ Horizontal C hange of in reversed direction) ....26 stone around which Canon's close.up system
CameraPosition .........5 Table (in millimeters for FD lenses is built. With the use of a standard macro
LensAttachment . .. .....6 without a locking collar attached lens, magnifications from around 0.8X to 4XBeffowsAdjustment ......7 in reversed direction). 27 are possible. Many other applications areAttachment of Canon Double Cable Table (in inches for FD lenses with
Release. .........8 a locking collar attached possible with the accessories in the system.
Positioning the Camera on the Bellows. . . . 8 in reversed direction) ' ,.,28 The Canon Duplicator 35 for copying 35mm
Focusing. ........8 Table (in inches for FD lenses slides, Macrophoto Lenses for obtaining highExplanationofBellowsScale . ....9 without a locking collar attached magnifications, and photomicrography usingUsingtheBellowsScale . ....... 10 in reversed directionl ....29
Adjusting Canon Double Exposure Factor Conversion Table . . ....30 a microscope, are only few examples of wide
CableRelease... ...1'l-12 Flash Photography ....31 applications with the Auto Bellows.
SimplePhotographic Procedure . . . . . . . . 13 Table of Accessory Length . ...32
Deciding lmageMagnification. . . . . . . . . . 13 lntroduction to System
DecidingExposure ......14 Accessories for Close-ups and
Hints and General Precautions in Close- Photomacrography 33-35
upsandPhotomacrography .....15
Tables (for FD lenses with a locking collar
attached in standard direction). 16- 19
www.butkus.us
2View original page 3Page 4 · Read text
3. Reversing the Lens for AttachmentAuto Bellows & Accessories Main Features
Auto Bellows Set (includes Canon Double The lens standard can be reversed for
Cable Release) 1. Automatic Diaphragm Gontrol with reverse-mounting the lens. This means
Size and Weight: 135mm (W) x 158mm the Use of Double Cable Release more than life.size magnification is pos-
(H)x219mm (L),1,1709 The lens standard of the Auto Bellows is sible without the use of the Macrophoto
Related Accessories: Attachment Rings 52 equipped with a cable release socket. The Coupler.
and 55mm for lens reversal, Duplicator automatic diaphragm of FD or FL lens is 4. Revolving Mechanism
35, Duplicator G, Macro Stage, Copy stopped down when the double cable A vertical format shot is possible by ro-
release is pressed halfway and a picture is Stand 4, Copy Stand 5, Macrophoto Lens tation of the camera body 90o. With
shot when it is pressed all the way. power winder accessory attached, the 35mm f/2.8, Macrophoto Lens 20mm
f13.5, Manual Diaphragm Adapter, Metering and the confirmation of depth- Auto Bellows permits camera body rota-
Macrophoto Couplers FL, Macrophoto of-field is, therefore, done when the double tion at the rear of the rail.
cable release is pressed halfway. 5. The Bellows Extension of from 39mm Adapters MA, Vari-Extension Tubes, Exten-
2. Threeway Focusing Systems to 175mm sion Tube M Set, etc.
You can independently alter the lens-to-Specifications subject to change without 6. Sturdily-built Construction for Dura- subject distance and camera-to-subjectnotice. bility.
\ distance. As there is a supporting runner, ?) a\/wtt(r/ ,3'J it is also possible to move the whole
bellows unit back and forth. To achieve a
change in magnification and to make final
adjustments in focusing, there is no need
to move the whole set-up of bellows plus
a tripod.View original page 4Page 6 · Read text
Attachment to the Camera Camera with Winder and Horizontal/Vertical Change
1. Rotate the body attachment lever down- Motor Drive Accessories of Camera Position
wards until it stops so that the red dot on A camera body with a winder or motor.drive ac- The camera can be changed from a horizontal
the body attachment mount is right above cessory can be attached to the bellows. With a to vertical position if the camera body is used
the positioning pin. winder attached to the camera body, the alone without a winder or motor drive acces-
2. Next align the red dot above the camera camera can be secured to the bellows more or sory. lt does not matter whether the bellows is
mount with the red dot on the bellows' less centered on the runner for a horizontal more or less centered on the runner or its rear
body attachment mount, push the camera shot. However, with a motor drive accessory, plate moved to the rearmost position. However,
body in and rotate the body attachment the bellows rear plate should be moved to the when the camera is used with a winder or
lever upwards to secure. When removing rearmost position of the runner for a horizontal motor drive accessory, change the camera
the camera, rotate this lever in the op- shot from a horizontal to vertical position at the rear-
posite direction, most position of the runner. Once the camera
is changed to a vertical position with a winder
or motor drive attached, the bellows can be
moved freely from the rear end to the center of
the rail.View original page 6Page 7 · Read text
Recommended Lens ture ring of the lens from the 'A' mark before- The Procedure for FD Lens hand. The lens will not mount if its apertureFor professional results in close-up and ring is set at the'A' mark. without a Locking Collar: photomacrography, Macro and Macrophoto Align the positioning key hole of the bellows lenses especially designed for close-up and with the red mount positioning point of themacro work are recommended. The Procedure for FD Lens and rotate the whole lens clockwise until a with a Locking Collar: 'lens release heard. l-ens sound is button spr- click Lens Attachment Align the positioning key hole of the bellows ings indicate is firmly that the lens up to The basic.method in using the Auto Bellows with the red dot on the locking collar of the clamped. Do not apply pressure on this button is to use the Double Cable Release for lens. Push the lens straight in and clamp the while attaching the lens. For dismounting the automatic diaphragm control. The user also lens in place by rotating the tightening collar lens, rotate the lens counterclockwise while has a choice to operate the diaphragm clockwise. Rotate the tightening collar counter- pushing in the lens release button. manually by locking the automatic/manual clockwise to remove the lens. aperture lever in the back of the lens to the manual position. This is possible with FD lenses having a locking collar, Macro SOmm and Macro l OOmm lenses. However, for Macro 2OOmm lens and other compact FD lenses (without the chrome locking collar), manual diaphragm adapter is used to lock the lever to the manual position. See page 7 for the required preparations before actual shoot- ing. Remove the aperture ring of the lens from the 'A' mark. The lens is attached to the bellows front plate in much the same way the lens is mounted onto the camera body. However, it is important to remember removing the aper- www.butkus.us 6View original page 7
Page 8 · Read text
tached directly to the Auto Bellows or other Bellows AdjustmentManual D iaphragm Control accessories designed to preserve diaph-
When the Double Cable Release is not used, ragm automation. When the manual diaph- The whole set-up of lens/bellows/camera
there is no automatic diaphragm coupling of ragm adapter is attached to the rear of the body can be moved back and forth by turning
the lenses. The lens must be closed down FD lenses (which require the use of this the focusing slide control. When the approxi-
manually and the automatic/manual aperture adapter to lock the lever in the manual posi- mate distance between the camera and the
lever of the lens should be locked to the tion), do not attempt attaching the lens subject has already been established, the
manual position before attaching the lens to directly to the Auto Bellows or other ac- focusing slide control is useful for camera-
the Bellows unit. cessories designed to preserve diaphragm to-subject distance f ine adjustment. The
For FD lenses having a separate locking automation.
collar, turn the automatic/manual aperture
lever in the back of the lens counter-
clockwise until it locks in the manual position.
On the FD S0mm f/1.8 S.C. and the FD
35mm fi3.5 S.C. lenses, an additional locking Camera Adjustment
lever has to be swivelled to lock the Knob
automatic/manual aperture lever. The lock
position is marked with a red L. The lenses Tightening Knob
used in these ways on the Bellows give
manual operation of the diaphragm. When Focusing Slide Lock
this function is no longer needed, simply Focusing Slide Control
unlock the automatic/manual aperture lever
from the manual position. Lens Adjustment
* For FD lenses without the chrome locking
collar, manual diaphragm control is Lens Adjustment Knob
possible only with the 5Omm, 1O0mm
Macro lenses (not requiring the use of the Tightening Knob
manual diaphragm adapter to lock the lever
in the manual position) in case the lens is at-View original page 8Page 9 · Read text
facility to adjust the movement of the whole Attachment of Canon locking collar and FD Somm and 100mm proper balance weight also useful forunit is a tri- Double Cable Release Macro lenses without a locking collar. is mounted onwhen Bellows unit thepod. The knob on the other side is turned When this double cable release is screwed in- Positioning the Gamera on
clockwise to lock the movement of the whole to the cable release socket on the side of the the Bellows
unit on the focusing slide. front plate of the bellows, the diaphragm is Ordinarily it is best to position the rear* There is a socket for the tripod at the bot- automatically coupled and will automatically plate/camera body at the rear part of the
tom of the Bellows support platform. close down to the preset aperture upon shut- scale so that the f ront edge of the rear plate is release (see page 11).* Incidentally, the Bellows unit can be ter aligned with the "0" mark. This makes it
removed from the sliding base by re- lf you do not use the double cable release, easier to calculate the amount of bellows ex-
moving the stopper tightening screw at manual aperture control is necessary. Before tension. When the magnification desired calls
the front end of the scale. When the you mount the lens, lock the automatic ap- for only slight bellows extension, set the
Bellows is fitted back so its front now erture lever at the rear of the FD lenses with a camera in the middle of the scale. lf it is
faces the rear of the sliding base, knobs positioned at the rear, there is the possibility
have to be turned in the opposite direc- of the front end of the bellows bumping
tion for backward/forward movement. against the subject.
See page 24 for pictures.
www.butkus.usView original page 9Page 10 · Read text
Focusing gradations in the bottom row of this scale (referring to the picture below) indicatePlease refer to the tables on pages 16-23. image magnifications for a 50mm macro lensThese tables indicate the shooting distance mounted onto the bellows in standard direc-and the required bellows extension for each tion. The gradations on the top row apply to type of lens according to the desired magnifi- a SOmm macro lens which is reverse-cation. First decide the magnification you mounted onto the bellows. Since the imagewant, then read the corresponding shooting magnification values change with lens focaldistance and position the camera. Then length, the magnification scale cannot beadjust the bellows to the specified distance used with lenses having focal lengths otheron the bellows scale. For fine adjustments in than 50mm macro lens. focus, move the camera/bellows/lens unit as The specific values on both the millimetera whole by turning the focusing slide control. and the magnification scales apply to when The unit can be locked into position by the rear plate and camera body are positioned turning the focusing slide lock knob on the at the rear of the scale on "0".support platform. For reverse-mounting the lens, see page 24. For more details on calculating image magni- fication, please refer to page 13. Explanation of Bellows Scale There are two scales on the bellows rail. One scale is calibrated in millimeters from Omm to 175mm and indicates the amount of bellows extension. The shortest optical length on the bellows scale is 39mm. The other scale is calibrated in various image magnifications possible using a 50mm macro lens. TheView original page 10
Page 14 · Read text
mode and if you wisf to use Double Cable in the stop-down position. Take a meter
Release, you must remember to keep the aper- reading by using the exposure preview
ture lever in unlocked position. switch or by application of slight pressure
on the shutter button. In the case of a non-
Simple Photographic through-the lens camera, corect the expo-
Procedure sionsure table.following(See thepageexposure30.) factor conver-
Refer to your lens instruction booklet and 6. Press the double cable release allthe way
the tables in these instructions while follow- to trip the shutter.
ing these steps for shooting. 7. Press down on the knurled ring beneath
1. Choose the image magnification. the cable release knob to pop out the
2. Read the shooting distance correspond- knob after the shooting.
ing to the image magnification from the
table and position the camera accord- Obtaining I mage Magnifi- ingly.
Measure the shooting distance from the cation
film plane indicator on the camera body to lmage magnification is a ratio between the * The fitm frame size of a 35mm camera is
the subject. image size and the object size and can be cal- 24 x 36mm.
3. Read the bellows scale setting from the culated according to the following formula: You can also obtain image magnification
table and position the lens by turning the M:+ by using the following formula: rrr=f lens adjustment knob. M : image magnification M : image magnification4. Look into the viewfinder and focus by :lens focal length ("t" is a nominal turning the shooting distance adjustment Y': image size f
knob located on the side of the support Y = object size valuel Example: lf you wish to shoot a flower with a r: lens extension platform.
5. Set the camera for stopped-down metering zlcm diameter so that it fills up the entire film frame from top to bottom, the resulting function. lt means that the stop-down lever calculations look like the following: (available on some cameras) or stop-down
slided (for the New F- 1) must be first locked ff=o.ox
13View original page 14Page 15 · Read text
Exposure Gamera without through-thelens meter sure factor as follows. Using formula 2, the
When doing close-up/photomacrography by image magnification becomes 2X; putting thisCamera with through-the-lens meter inserting accessories between the lens and answer into formula 1 gives B-(1+2)2:9. In When the lens is extended away from the camera body and using a camera without a other words. an exposure nine times the me- camera body by means of accessories such through-thelens meter, it is necessary to use tered exposure value must be given. Once you as the bellows, extension tubes, etc., the a separate meter and to increase the metered have calculated the exposure factor, make the amount of light reaching the film plane exposure. An incident light-reading exposure exposure correction by multiplying the metered diminishes. Since a camera with a through-
the-lens meter measures the light after meter is recommended. The exposure correc- shutter speed by the exposure factor. tion must be made according to the total An easier way to find out how much exposure it comes through the lens, the meter auto-
matically takes the decreased light into ac- length of all accessories inserted between the correction is necessary is to use the exposure
count and there is no need to correct ex- lens and the camera body or according to factor conversion table included in these image magnification. The amount of ex- instructions. Simply find the exposure factor posure. Metering is to be done when the lens is posure correction is called the exposure fac- which corresponds to the image magnifica- closed down to the pre-set aperture meaning tor and can be calculated by using the follow- tion. The table also gives the corresponding that the lens is used in the stop-down mode.
This can be confirmed by darkening of the ing equations: amounts of exposure correction in exposure degrees. One exposure degree equals one 1) B-(1+M)2 and 2l M: {- pressing screen image Cable after the Double t speed Make one shutter step. the f/stop or Release knob halfway and then turning the where
dia- aperture ring toward the minimum aperture. B : exposure factor exposure correction by opening the : lens focal length phragm or reducing the shutter speed by thewhen stopping the lens down to a very small f amount of lens extension specified number of exposure degrees or a aperture, the light level may be too low for r:
meter coupling. In this case, meter the expo- M = image magnification combination of the two. For instance, using
sure at maximum aperture, then close the To determine the amount of lens extension, the same above example, and referring to the
lens down to the desired aperture and figure read it from the bellows scale. Add the length exposure factor conversion table, the
3-114the necessary shutter speed according to the of any additional tubes or other accessories exposure must be increased by
metered exposure. For example, if you close which are inserted between the lens and the exposure degrees for a magnification of 2X.
the lens down three f/stops, reduce the bellows. The exact lengths of these other ac- One way to make this correction is to open
theshutter speed by three steps. cessories may be found on page 32. the lens three or 3-1/2 flstops from
Example: lf you are using a SOmm lens extend- metered aperture. www.butkus.us
ing up to 1OOmm, you can calculate the expo-
14View original page 15Page 16 · Read text
* To compensate for errors in close-up ex- make any necessary corrections in ex-
posure adjustment, take extra shot each posure by reducing the shutter speed
of about one stop more and one stop less rather than opening the aperture.
from the recommended exposure. When using an ordinary lens, it is also
necessary to use a small aperture to elimi-
Hints and General Precau- nate aberrations due to abnormally close shooting distances. Canon macro and tions in Close-ups and macrophoto lenses are specially corrected
Photomacrograph y against these aberrations, but using a
1. Focus before metering the exposure. lf you small aperture is still recommended for
are using the camera with stop-down lever good depth of field. lf it becomes too dark
or slide, lock the lever or slide in the stop- to meter or if the shutter speed becomes
down position. When using a separate too slow, raise the light level.
exposure meter, increase the exposure 4. The least bit of camera shake results in
using the figures in the exposure factor exaggerated image blur in high-magnifi-
conversion table. cation photography. Make sure the
2. Whether using a through-the-lens or a shooting site is vibration-free. Always use
separate exposure meter, some exposure a tripod or copy stand and a cable release.
correction may be necessary depending 5. In case of higher magnification, image
upon the subject's tone. lf the subject is cut-off in the viewfinder sometimes
composed of many white tones, increase occurs but it does not affect the exposed
the exposure. Decrease the exposure if image. VJ \v* v-/ the subject has many dark tones. This
exposure correction must be added to the
. exposure factor correction made when
using a separate exposure meter.
3. Depth of field becomes very shallow in
high-magnification photography. Close
the diaphragm down to at least f/5.6 andView original page 16Page 24 · Read text
With FD lens with a locking collar attached in standard direction to Auto Bellows (focusing ring at infinityl * When focusing ring fully extended.View original page 24
Page 25 · Read text
1. Unscrew and remove the stopper tight- Turn the lens adjustment knob to moveShooting with the Lens in ening screw and the stopper from the the front plate forward and pull it off the
Reverse front end of the bellows rail. bellows rail.
Mounting a regular lens in reverse when 4. Turn the front plate around, slide it onto
shooting with magnifications larger than life- the bellows rail and replace the stopper
size improves lens performance at abnormally and the screw.
close shooting distances. This is especially
true for retro-focus wide-angle lenses. Usu-
ally, except sometimes for telephoto lenses,
reversing the lens also permits higher magni-
fications than when the lens is mounted in
the normal direction. And automatic dia-
phragm function is possible even when the
lens is reversed, by using the Double Cable
Release.
It is possible to reverse the lens on the Auto
Bellows by turning the front plate around. 2. Loosen the bellows tightening screw and
Follow these steps: separate the bellows from the front plate.
www.butkus.us
24View original page 25Page 29 · Read text
With FD lens with a locking collar attached in reversed direction to Auto Bellows
The FD 35mm tlzS.S.C. incorporates a "floating" system for performance at close focusing and allthe data here are
based on the results obtained when the focusing ring is set at infinity.
lo-e/"'t I lor%s
3.1, I 3.3
s/ux%u i u/ux'.4,
Effective when bellows extension is more than 22.5www.butkus.usmm. ,t* Effective when bellows extension is more than 33.5mm.
Effective when bellows extension is more than 33mm. *re*Jt Effective when bellows extension is more than 18mm.28View original page 29Page 32 · Read text
doing the math, make sure both guide where it is easy to make exposure com- Flash Photography When number and the flash distance are in the pensation.
For close-range work and photomacrogra- same unit. In photography using electronic flash unit,
phy, the workable aperture becomes less With the guide number of f/16 (meter), for there can be many situations which affect ex-
than the marked aperture on the lens. The example, for the flash unit and assuming the posures. lt is best to obtain fine results
change in the effective aperture due to fall- distance between the flash and the subject is through experience and test shots. After find-
off in light intensity as the lens is extended one meter, f/16 is obtained from the equation ing out the amount of exposure correction
out is no longer negligible. The usual guide F:16/1. Next the exposure correction is to and opening the diaphragm to a certain
number and f/stop from automatic flash be made in the same way corrections are f/stop, take extra shots of one f/stop over
photography cannot be relied upon and true made over the metered exposure value in and under as well.
aperture must be found out to make the re- close-range work. lf the camera is positioned quired exposure compensation. And in order to obtain 1.5x magnification, refer to the ex- Procedures for Flash Pho-
to prevent irregular light distribution on the posure factor conversion table on page 30 for togra phy picture arising from the difference between the amount of exposure correction to be
the optical axes of the electronic flash unit made. According to this table, the exposure 1. Position the camera on the Bellows scale
and the lens, the electronic flash unit should must be increased by 2-314 exposure degrees in accordance with the magnification
usually be placed off-camera by using a cord. for a magnification of 'l-1/2x. For making the quired.
correction, the lens should be opened 2-314 2. Determine where the flash unit will be
quar- placed off-camera.Guide Number and f/stops from f/16. Since there is no one ter click stop between the f/stops on the lens, 3. Use guide number to determine the f/stop
Exposure Compensation set the aperture ring to f/5.6 which is slightly required for the flash to subject distance.
4. Make exposure correction necessary forFor close-range work guide number, use the more than the required exposure increase but close-range work by f/stops. opening the the exposure tolerance. close- But infollowing calculation on the condition the within focus and Decide the picture composition range magnification field 5. work, the depth offlash is used off-camera. becomes quite shallow and it is desirable to on the subject. . ouide number aPenure=fush shorten the flash distance instead of opening 6. Press the shutter button. * For more information, refer to books distance the aperture. One of the solutions to this
problem is to position the camera on the especially devoted on the subject.
Bellows unit to a specific magnification from
31View original page 32Page 34 · Read text
I Accessories for Close-ups and Photomacrography
Canon Macrophoto Gouplers Tubes FD-U. Focusing is possible with bel- Macro Auto Ring and Double Cable release
FL52 and FL 58 lows movement. are attached for automatic diaphragm
The macrophoto coupler is attached between control. When the lens is reversed, a
the lens and the camera body for mounting Canon Extension Tubes FD 15-U, Macrophoto Adapter MA and Macro Auto
the lens in reverse td obtain higher magnifica- FD 25-U and FD 50-U Ring (or Macro Hood) are used in
tions with improved image quality. They are These tubes are 15,25, and Somm in length. combination.
available in the two diameters of 52mm and Their special merit is that they are in-
58mm corresponding to the lens filter size. termediate tubes with full FD functions. In Canon Duplicator 35
When an FD lens is reverse-mounted onto other words, full aperture metering and This is an accessory designed for use with the
the Auto Bbllows by means of the macro- automatic diaphragm coupling are possible' Auto Bellows which reproduces a 35mm
photo coupler, automatic diaphragm coupl- The Extension Tubes can be used with any slide, mounted or unmounted. Trimming is
ing is possible by attaching the Macro Auto Canon FD lens having a focal length from possible by reproducing only a part of the
Ring and using the Canon Double Cable 35mm to 200mm except for the FD 85mm 35mm film frame. lt will also duplicate 110
Release. l/1.2 L. The FD 15-U can also be used with slides into 35mm slides. And to make dupli-
FD 28mm lenses. Only one Extension Tube cation of slides in long strip form easier, the
FD-U should be used between the FD lens Canon Roll Film stage attaches to the front ofl Canon Macrophoto Adapters and the camera. the Duplicator 35.
MA-52 and MA-58
These accessories are for attaching the lens Canon Vari-Extension Tubes Canon Roll Film Stage
in reversed position to obtain higher magnifi- M15-25 and M30-55 This accessory is used with the Canon
cations in close-up photography. The adap- The Vari-Extension Tubes M15-25 and M30- Duplicator 35 when duplicating from 35mm
ters are available in the two diameters of 55 are used between the camera body and bulk film to make handling the bulk film
52mm and 58mm. Macrophoto Adapter may the lens. With extensions up to 10mm and easier.
be interposed between the lens and a bellows 25mm for the M15-25 and M30-55 tubes
unit. between the lens and extension tubes respectively, a wide range of image
page 32 for the such as Extension Tubes M (of 5mm, 1Omm. magnifications is attainable' Manual * Please refer to the table on
I or 20mm length) or one of the Extension diaphragm control is necessary unless the extension length for various attachments.
33View original page 34Page 35 · Read text
Canon Duplicator G Ganon Macro photo Lenses Canon Macro Stage #This is an accessory for duplicating and 20mm t/3.5 and 35mm t12.8 This accessory, which has a built-in diffusion
enlarging single frames of a gastro camera. Ordinary lenses are not designed for photo- screen helps to hold the subject in place for
The Duplicator G is used in combination with macrography calling for great magnifications. close-ups and photomacrography. lt is princi-
Macrophoto Lens 20mm f/3.5 and a bellows When they are used for high-magnification pally designed for use with the Canon macro-
Autounit. In place of a bellows, other accessories photomacrography, image quality tends to photo lenses when attached to the
such as Extension Tubes M and Macrophoto decrease with increased magnification. The Bellows, but it can also be used with a Canon
50mm standard tens. and f/3.5 20mm lenses macroohoto used. Focusing is CanonCouplers may be FL I,tu_f/<re. 0 .s give op- to corrected f 12.8 are specially movement. 35mm bellowspossible with
timum image quality in such high magnifica- Canon Copy Stand 5
tion photography. When used with the Auto This is a sophisticated copy stand for holding
Canon Duplicators 16 and 8 Bellows, macrophoto lens 20mm f/3.5 gives 4 the camera seady during delicate photo-
These accessorieg are used with the Canon to 10X magnifications and the 35mm tl2'8,2 graphy such as copying and photomicro-
macrophoto lenses and the Auto Bellows for to 5X magnifications. graphy. A weight balance built into its pole
duplicating a movie film frame into a 35mm ensures smooth, light operation of the arm
film frame. Duplicator 16 duplicates 16mm for changing the position of the camera tomovie film into 35rnm film while Duplicator 8 Canon Macro Auto Ring vary the shooting distance.
reproduces &nm movie film into 35mm film. When the Macro Auto Ring is attached to the
lens mount and used with the Canon Double Canon Copy Stand 4 Cable Release, automatic diaphragm coup- This is a high-quality copy stand with simpler ling is possible even when non-automatic ac- design but made to the same exacting stand-
cessories, such as Extension Tubes M or a ard as the Copy Stand 5.
Vari-Extension Tube, are inserted between
the lens and the camera body or when the Canon Focusing Rail t lens is mounted in reverse, using Macrophoto This accessory can be attached to the arm of
Coupler FL. either Copy Stand 4 or Copy Stand 5to facili-
tate fine adjustments in camera position. Please refer to the table on page 32 for the www.butkus.us extension length for various attachments.View original page 35Page 36 · Read text
Canon Macro Lenses FD 50mm Lens Mount ConverterA Extension Tube M Set
This accessory contains a female breech-lock This set includes one 5mm tube, one 10mm f 13.5, FD 1O0mm t/4, and FD ring and female screw thread for mounting tube and two 20mm tubes. With the at- 2OOmm f /4 canon screw mount accessories onto canon tachment to the standard lens, they are used lenses are high-quality lenses specially These
aberration-corrected to give excellent image breech-lock mounts of single-lens reflex for making possible reproduction ratios up to
quality at close shooting distances. Alone, cameras and bellows. lt is also used to con- 1:1. Used in conjunction with the bellows unit nect the Microphoto Hood necessary in and Macrophoto Coupler FL (the latter for the 50mm and 10Omm Macro lenses are photomicrog raphy using the bellows. reversing the lens), reproduction ratios may capable of magnification up to O.Sx and with be increased. Manual diaphragm control is one of the Extension Tubes FD, the mag-
nif ication increases to life-size. With the Lens Mount Converter B necessary whether the lens is normally or
20Omm Macro, new system is used, and the This accessory contains a male breech-lock reverse-mounted unless the Macro Auto Ring
focusing range extends far enough for 1:1 mount and male screw thread for mounting and Double Cable Release are attached.
life-size photography without the use of an Canon lenses and accessories with a breech-
accessory tube. All three Macro lenses can be lock mount onto Canon screw-mount ac-
used in general photography as well at cessories.
shooting distances up to infinity and the lenses also feature full aperture metering and Extension Tubes (Screw-Mountl automatic diaphragm control coupling. The A (6mml, B (9mml, C (12mm1,25,
lenses are optically ideally suited for close- il,75,100, 150 and Z)0mm
ups and photomacrography and give top per- These tubes of fixed lengths have a screw
breech-lock formance in copying when used with a mount and are attached to a
bellows. mount bellows by using Lens Mount Con-
verter B at the rear of the tube. When using a
number of tubes, it is practicable to limit the
extensions within 300mm.t
Please refer to the table on page 32 for the
extension length for various attachments.View original page 36Related documents and language editions
From the M. Butkus archive. Original publisher and archive notices are retained.
Check the model and edition against your equipment.
PDF verified 2026-10-10.