BELPLASCA Stereo User manual

pair of pietures, n'here reversible filnr is being uscd, rrfter proeessing to be easily
   inserted into the Belca Stereo 'I'rirnspirrency }Iounts.
-  The Belplasc:r, takes tlte gencrrrllv rrr-rrilrrblo cl:rr-liqht film eirrtridqes for 20 to 22
   stereo pairs, mit)irlture filnr fillirrgs, rrncl irnr'35 nrnr perforrrtcd cut film, up to the
   length of 5' {"  (1.(i rneters).
   Nominrrl size of the htrlf franre is 2{ X 30 nrrn.
  The Belplilsca is a precision instrtrment  irncl rlrust be trer-rted u'ith gll'eat care. It  is,
   therefore, advis:rble, in order. to keep the cirmeril eons[ifntl;- in good functioning
   condiriorr,tostudvthefollorr.irtqinstruetionscrrreftr|l1'.
                             l^.h-u,ba*h*"J9

r.
1. To open the eamera baek
After lifting the catch on the Ioek (13) remove the brr.cl< of     Qrodins lhe
the camera from the bocty (trig. l).                              ilm                   J

9. To insert thc film
Pull out the rervind knob (4) rrnd plrrce the film cartridqe into the k-fthrrncl spool
                                                    chnrnber (1I) so thrrt thc be-
                                                     ginning of the film points to-
                                                                      n-atrds the fixed film spool (15).
                                                               \\'hile beinq clrarvn across
                                                                    betw'er-'n the picture girtc (23)
                                            and thc trvo quide platers (23),
                                               the filrn pertoration entctres





                                                                           Fig. 1  llenror-ing the  ci.rnreril back
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3. Closing the eamera back
The camera back has to be
fitted into the groove of the
camera bodY (trig. 3) and then
pressed dorvn aslainst the ctr-
mera until the ltttch of the
camera barek snaps in aucliblY'



          F'ig.3 Ctosing the c&lllero bacli



 4, Setting the Picturc countcr
YouseLthepicturecountcrbyrotrrtinqthcknob(S)tonurnberlS,rr.ht.reupotryou rvind up the shutbcr (see Section II, Parrlgraplt 5) and relcas,c it' trnd then
 advance the film zis {,rr as ii will go, Repe*t this perfornt:rncc' and the counter will
 strrrid lt "0". Filtn loading is norv complcted'

II.
                                              1.- The  fi nder   r   {= xposLrre     The built-in teleseopic finder (6) shorl's, At eve-level, the lric-
                                                                                            :rvoid                                                  lenses                                                                      outline.                                                         in  clc'irr                        ture area                                   cor-ered b;,- the                                                  Tobt,rhdque.                                                                                             irrea                                                                                                                            is                                  (displareement                                                                                     fincler                                           the pieturc                                             of                                                                                       ), the                          .    parailax
                                                                                                      ancl,                    coupled rvith the - focusing rneehanism of the lenses
                         consequentll', rvill          r€veirl the correct frame.                                                     "l:lryt
                                                                              u-. tr-, r Ji Y4 { # S- U } 9. Focusing                                                lrl..'
 Both lenses are foeused by rotation of thc millcd ring (13) on the right-lrrrnd
  objcctive. The ring has to be turncd until its scrrle indic:rteS the subject clist:rnce
 undernerrth the mark on thc canrera front.
 These vzrlucs signify the distrrnce rq nre.rsurcd frorn thc filrl plrrne uhieh is,
  prrrcticrrlly, the camera bnck. The red figurcs shorv the r:rngc *ithin rvhitlr tlrc
 exposure should be merde nhcn using a supplcnrcntirry wcdqg dcvieer rnrrclc
  especirrlly for the Belpl:rsca. This rvcdge is pushed on to thc lcns nrounts rvhercr
 'it sn_aps into the little notches.
  lloicover, the dist:rncc sc:rle of thc Rrllrlrrscrr mrrkcs it possibk', in cornbintrti{)tr
  ryitlr the diaphragm numbcrs on thc cirrnerir front, to find the depth od lield vrrlid
 ior each one of the dirrphraqm stops (conrprrre p:rr'rqr,rph 3). Iror cs,rnrplc:  'I'lrc
  distrrnce scnlc points to 6 nrcters   thc dcpth of fickl rtt  f /8 rcrrches froru J.{i mc-                                    -  ters up to infinity.            www.butkus.us

3. Setting the diaphragm
By turninq thc milled ring (3) on the left-h,rnd lens nrount -vou acljust the di:r-
phlagm s66p for both lenses. Tlrc ring hrrs to be rotirtecl to brins the dcsired
dirrplrrrrqm virlue on the scrrle exirr:tlv unclerneath the mrrrli on the c:lrnera front.
The larrlcr thc dirrphrrrqm nurnbcr, thc srnaller rvill be the lcns irperturL- Lrnd the
lonqcr thc exposure tinre, nnrl tlre grr:irter rvill be the clepth oi field.
{. Settirtg the shuttcr spoeds
Thc Sller:irrl-tr.pc Shutter is cotrpk'rl to both lenses, rrnct zrllos's for speeds rrlnging
from  l scc. to l/"ooth sec. rnd tinrc cx1-rosures of rrnv clesire.d length (B). To set
thc shuttcr speecl, \'ou turn thc knob (2) betu-een thc tu'o lenses, brinqinq the
desirecl tirlrc value to rncct thc nrrrrk on thc'cilnlcrir front. (Tlre numbers en[rir\-ed
on the knob    1,2,5,  10,3;-r, l(10 rurd 9fJ0    indicatc frrrctions of rr secortcl,                                                       -                                                                  tirtre exposures, tht: "FJ" nlusLrrreittrittg t/r (:-  I scc.),1f z,                                                  Lf s, l-/,0 soC., ete.) Ir<tr
stttncl unrlcrnt:rrth thc irrrrk.
5. \1-irtrlinr{ the shutter
Hitr-inq sc't tlre clistrrnee, tlrc rlirrl,lrrit!-{rn, rrnd the shuttcr s1'rcecl, \-ou l)irve to n-itrrl
up thc shuttcr. This is clone br- puslrine tlrr:shuttcrn'inrlinltknob  (l-t) rtt thebrrck
of the eirrr)ora irs firr rrs it  w'ill qo in tlrc dircction of tlrc rervincl linob (1). As soon
ir!.r'ou  lct  ib- go, it  u'ill jurrrp brrr'k to its originrrl po.itit'rrr.'fhc cirrr)erir is norv
rcir(lv tor lrir:turc takirrg.

I\r.
The synchronized flash eontact buirt into the Belplrrsca(X contact) perrnits flrrsh exposures, rrlso for instant   bhr QI"J'shots, *'ith flash bulbs, flrrsh tubes irncl porr-crcr flrrshes.                                                   Corlctcl
The flrrsh unit to be uscd w.ith trre earr)erir rnav be fixed
bv nlL-irns of  .r, braeket bo the tripocl bushinq in the bottom of t6e (ri-rprer:l
bod1" The electric connection betu'een the flrrsh contrrct in thc ctrnrerir irncl
the flash unit is brought about bv rr eabre *'hich         htrr-e a prug to fir i.ro  trre                                                                  'r'stcorrti-rct- rripple in the cirnlerir.                                                                                \.*rl,  . p u_if u5                                                                                                     _t t 5
For perfectlY aecurtrte svncltronizzrtion betw'een sliutter rrnd. flrrslr br-rlb. or flrrsh
tube, the sltutter s1;ecds ttrust be preciselv in accorclirnce w.itI t5g c6irrir.reristics oi
the flrrsh larup. Tlte circuit is closed rrt full shutter openine (\  contact).

The follou'inq points should be obsen'ecl u'hen selecting shutter speecls:
               l. For eleetronic flashes rvithout cleLry, the shutter miry be set ro irnr
               speecl.
          For eleetronie flnshes u'ith delrir-, the shortest shutter speecl is r,,ioth
             seeond.
             3. For flrrsh l>ulbs, pleuse consult the follorr.inq tr-rble:

Shutter speed                           to be usecl

           LIi50          Osrrtnr F 0
                L]SA lrrmps 1+ SF
            Itt25          Osrrtrn F 0,T l, F 2, S I                         or other
                   -Philips I'tr l{, Ptr 2i, PF 56                           flrrsh Lrmps
             USA Lrrnps Press \o. ll,  ,.)      {0,             rvith suitrrble
         LI            /10          Osritnr F 0, F l, F:, S l,  Str                    cha racte'rist ics      -
   zrnd longer      Philips I'F 11, PF J5, Ptr 15, PF 56,
             PF  I l(), t-S.\ larlrps *  3


         4. In orcler to obtrrin shutter synchronizrrtion  for inst.rrnt snrrps u'i[lt
               pow-dt,'r flrrshcq, r'ou w'ill ncecl an clcctric ignitinq device. 'Flre shulter
             speecl rccluirr:d in ertch p:rrticulrrr crrse is inclierrtcd by' the nrrrkcrs.
\\-hen using porvder flrshes u'itlrout shuttcr synehronization, vou set. the shutter
to "B":rttd  rclcitse it lrv nloilni of rr slreeirrl rvirt rclcirsc u'lrich locks rrut orr.rrr  t icrr  I ly
rr'ht..n cleprcssecl to opr.rr thr: shutter irnc[ (rlose:s agrrin on seeoncl prcssul'o.
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v.
       the After          exposure,                         ad.vance                you                               the                                                  firni                                 bv                                               turninq th:                                                        6rnrrsporling                                                                                                                                                                      '                                                                         - transport         knob                   (9) as                       far                             go                       as it  rviil                                                       clirection                                         in tlre                                                     of                                                                                                                            r I the irrrorv. In thc Belplrrsezr,  it is a pair of pic-,tures th:rt     tne Qilm
 has to be tra.sported eaeh time, and this rrccounts for
 the irregulilr pnce in adr-rrncing the film, longer ancl shorter rrlterprrtir-eh-. Double
 exposures or blrrnl<s rvill not occur orving to the frrct thrrt t6e shurrer cill).ot
be released unless it  hrrs been rvouncl up rrncl the film eornlrletelr- ardr,:r.eed.

                                                                    vI.
Hrrving exposccl the 20                             lg  picjture pairs in y-our.Rel-  l?errroOirg                            .toplirsca, you musb rervind thc c'xposed firrn into the crrrtricrge.      ,                          .
Puslr tlre rervincl stud (16) rrt the brrck of the cirrnert ;';,;      the Qilut
as it  *'ill so torvirrds the transport knob (g), horcl it i.  trris
position, and turn the rervitrcl knob  ( 1) in the dircction oi tlre arrorv. Approrrclri.q
thc encl of this performanee, \'ou rvill feel eu sliqht resisrirlce, a siq* t6rrt t6e
beqinning of thc film is slippinq out of its clrrsp in the receir-inq spool. Aitcr t6is,thc rcrvirrcl l<nob w'ill rotrrte quite easily,.
Now'vou ean tilke tlte cirmerrr, brrek oft'(comprrre Seetion f, pirraer:rp5  l) rr.rl, bv
pullirrq up rerv'ind k.ob ({), casilv rcmo'e the film cirrtridqe.

VII.
                                          l. A vierv of ver5' distant sultjeets, no mzrtler rvhether
                               in nzrture, or in the stereo pltoto, gir-es tro irrtpressiotr2ittle       llirt' fo,                           of perspeetive. It  is, therefore, advisrrblc to cive your fu" exposcrre         -picture a foreground.
                           2. Unsharp stereo pictures Lrpperrr unnaturrtl. You shoulcl,
                               therefore, consulr the deptli-of-ficld scrrlc carcfully.
                       The short focirl lenqth rllou's for a clcpth of ficld rrtnqing
                                fronr 3.5 meters to infinity', alreac{,v rrt  f /5.6.
                           3. Exposure speed rrnd diaphrirgnt rrre closclv relrtted.
                                         If you take :rrvrtv the light by stopping dow'tr to  f /8,
                                            f/ll,  or more, the nrorc you u'ill hrtve t<-t increase I'our
                           exposure speecl.


                        For instanee:
                            Insteacl ot  f ,/5.6 rrncl 1/16n sec., vou nrirY irlso choosc  f  i S
                            ancl 1/r,, sec., or t/lI  lnd 1/o5 sec. Suclr exr'tnrples mitv be
                           continuccl in eitlrcr dilection, as dcsirecl. 'l'hcv sirrrplv
                                 lcrrd towww.butkus.usa cltrrrrgc in rle'pth oi fie'lcl.

VIII.
For protecting the Belplasca, an Everready Case is avail-
 able. This case is no impediment to rrrpidity in using the      t{'o,o lo lake
 carnera, but it serves as a protection against matry kinds      ccrre ol goorrof clamage.
                                   Co^"ro
To elean the eamera, use only a soft-haired brush. Espe_
cirrlly_ all parts corni.g i.to  touch witlr the fihn nrust
be kept particularly clean.
All the le.ses in our c&rneras are coated., lvhich lnearrs
that they have a bluish anti-reflex layer on the surfa.ce.
This eoarting rnust nob be touclrr-'d lvith the fingers, nor
rubbc.d  rr itlr oil, spirit, etlrt r, etc.; everl brerrttrirrg orr the
letts surfitces is harrnful.  'l'o rerrrove clust, just use rr soft.
brush or rr soft, snrooth clotlr.
Plerrse do not irrterfere with the eamera rnechtr.ism nor
try to oil or gre:rse the nrovtr.ble parts. flepairs should
be carried out by the expert only!\\'e shall be onlv too
pleased to give advice or information regarding the Bel-
pltrscil on demand