YASHICA TLR AUXILIARY LENSES User manual

YASHICA AUXILIARY TELEPHOTO LENS and WIDE-ANGLE LENS

YASHICA auxiliary TELEPHOTO and WIDE-ANGLE
LENSES can be used
(6 x 6 cm) twin-lens reflex cameras featuring bayonet

mounts.

Both the auxiliary TELEPHOTO and WIDE-ANGLE
lenses consist of an accurately matched pair of VIEW-
ING and TAKING lenses with bayonet mounts. Thus,
the Focusing Screen shows the image exactly as it will
appear on the film and no conversion adjustment is
necessary with either lens.

Conversion Data

with all

The auxiliary TELEPHOTO lens

1.5 times.

The auxiliary WIDE-ANGLE
effective focal length of the camera lens, by about

25%, to 58.4mm. The picture area is increased

about 75%.

Mounting the Lens
YASHICA auxiliary TELEPHOTO and WIDE-ANGLE
LENSES feature
YASHICA twin-lens reflex cameras and all other
2%" x 2%" (6 x 6 cm) twin-lens reflex camera
with bayonet mounts,

Aperture

For sharp, crisp pictures in color and black-and-white,
with the auxiliary TELEPHOTO and WIDE-ANGLE
lenses, the use of apertures from {/5.6 to f/11 is
recommended. “Vignetting” may occur at f/16 or

£/22 apertures.

The YASHICA auxiliary TELEPHOTO and WIDE.
ANGLE lenses enable close-ups of distant subjects
and wide area coverage, which add new dimensions

bayonet

to your picture-taking enjoyment.

DISTANCE ADJUSTMENT TABLE

2"

mounts which

2%"

increases the
effective focal length of the camera lens, by about
50%, to 112.8 mm. The subject is magnified about

lens reduces the

fit

TELEPHOTO meter)

T
‘Actual Distance 20 | 10 s | 4) 3}2
Camera Distance |

a
Seale Reading pe ps re ait |
WIDE-ANGLE
(meter)

‘Actual Distance s | 4 2 {15} 1 | os
Camera Distance
Scale Reading wo} 8 a] ayaa

Foner in Becton Cameras
© YASHICA CO. LTD. TOKYO, APAN

Printed in Jap