FUJICA ST801 User manual
3.5/28rnm LENS ST8O1
SPECIFICATIONS
3.5/28 mm LENS ST801
SPECIFICATIONS
Aperture/focal length EBC FUJINON 1 : 3.5 28 mm
Composition 7-component, 7-element
Lens mount P mount 426 P = 1
Filter size 49ö P = 0.75
Angle of view rc
Focusing range 0.4m - €
Lens opening Automatic: 3. 5, 5. 6, 8, 11, 16
Blades: 5
Helicoid
Turning angle: I42o
Direction of extending rotation:
Counterclockwise
Distance scale
ft 20, 10, 1, 5, 4, 3, 2.5, 2, 1.7, !.5,
1. 3,
oo
m 5, 3, 2, l-.5, 1. 2, L.0, 0.8, 0.6'
0.5, 0.45, 0. 4
Distanee/aperture index White ?
Dimensions Length: 38.5 ( oo ) 41.5 (fully extended)
Max. OD (Aperture selector ring): 58' 5
Weight 165 g
SPECIFICATIONS
3.5128 mm LENS ST8O1
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CONTENTS
3.5/28 mm LENS ST801
CONTENTS
I. DISASSEMBLY
1. Mount ring
2. Aperture
3. Helicoid
II. REPAIR AND ADJUSTMENT .
L. Focusing
2. Helicoid
3. Aperture
3-1. Adjustment ...
3-2. Repairing aperture blades jammed with oil
3-3. Repairing aperture seat
3-4. Repairing levers in mount ring .
4. Aperture selector ring
4-L. Deformed aperture selector ring (78)
4-2. Cam ring (71) does not operate smoothly
5. Aperture transmission Pin
NI. INSPECTION
IV. PARTS LIST .
V. REPAIR TOOLS
1
.)
J
5
5
n
I
11
11
15
t7
19
2L
2L
2t
o.)
25
26
29
CONTENTS
3.5128 mm LENS ST801
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15
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19
21.
27
27
23
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v. sffirR 2e
26
DISASSEMBLY
3.5/28 mm LENS ST801
I. DISASSEMBLY *ffigfH
I. DISASSEMBLY
L. Mount ring
(a) Remove three screws (77) and remove the mount ring assembly (38).
(b) Remove the ring (?9) by the use of a pin-face spanner, and remove the aperture
selector ring (78). Be careful not to lose the steel bal.l (73).
(c) Remove two pins (76) and remove the cam ring (71).
(d) Remove the clip (39), and remove the rotary lever assemblies (40) and (45).
I. A M W fiE
1.-<ey t*$(38)
(a) JL-^, (77 "' ) tFfL= v;, l.#( 38 ) äryHJ-.
(d fi=83:/,:xt+ry.-H(79) tNl-ffibW(7 8) äryHt.
(c) &6)tv (T 6*') ty\r-n ^ t v 2" ( 7r ) äryHf "
(al rL.1ffi ( Ss ) k^l-gffit,"{-*$ ( 40, 4 5 ) äryHf.
DISASSEMBLY
3.5/28 mm LENS ST801
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DISASSEMBLY
3.5/28 mm LENS ST801
2. Aperture
(a) Remove the name ring (2) by the use of a remover (L37-TA - For ST?01 t. B/55, .
(b) Remove three screws (13) and remove the filter ring (1-4).
(c) Remove three screws (77) and remove the mount ring assembly (38).
(d) Remove the front lens assembly (3) and rear lens assembty (80) by the use of
pin-face spanners (L3-TA1 - For ST?01 3.5/28) and (L6-TA1 - For ST?01
3.5/28) and remove the aperture/helicoid assembly (15).
(e) Remove two screws (32), and remove the pin assembly (29).
(0 Remove two screws (1-6), and remove the aperture seat (18) and aperture blade
assembl.Y (19).
(g) Remove three screws (33), and remove the ring (22).
2. ffi9årfE*[(1e)
(a) råL3 7-TA1 -cfft bfN( 2) h^-f "
(b) rLit ( L3 " ) t^l-z -r )v4- t) v ? (t a )t^t"
(c) 1-(a)K Jb-?r>/ | *[ (38) äryHf.
(d lt = / z7 zii<fBfr**[ (3 )låE*[ (80 ) ?_ryl.
(e) t:i, (32"2) kilLi49!ffiS[ (zg) äryHJ".
(f) rL^.t (16") k^vffiM ( re ){^9åffi*[(1e)äryHf"
(g) l:i, (33'u) t^ Lz"'t-:P (zz) äryfrJ-.
Helicoid
(a) Remove the aperture/helicoid assembly (15) as described in 2-(d) above.
(b) Remove four screws (25) and remove the focusing ring (27).
(c) Remove four screws (16) and remove two helicoid guides (34).
...r.) :4 h"*[ (23)
z -(a)-k)a+)lRt^ U = 4 l"*[ (zs) t$-t:r."
rLi, (25"n) t^U<EE-fl'trW(27 ) t^t"
rL|'t ( 1 6 *n) k^l'(^ rJ = 4 l'. li 4 f" ( 3 4 "') k^t"
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(a)
(b)
(c)
D ISASSEMB LY
3.5128 mm LENS ST801
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REPAIR AND ADJUSTMENT
3.5/28 mm LENS ST801
1.
III. REPAIR AND ADJUSTMENT TEISFEHFfF
II. REPAIR AND ADJUSTMENT
Focusing
(a) Remove the name ring (2) by the use of a pin-face spanner (L37-TA1 - For ST701
1.8/551
(b) Remove three screws (1'3) and remove the filter ring (14).
(c) Select a camera body having correct flangeback, and set shutter speed to I'B'r by
the use of a cable release.
Mount the lens on the camera bodY.
place a base plate (KL35A-AOGA1-) on the base of a collimator, and install the
camera on the base Plate.
(d) Loosen four screws (25) and watching focus in the collimator, properly turn the
male helicoid (28) to adjust flangeback.
(e) Retighten the four screws (25) and lock the screws with screw locking agent.
CAUTION: Be careful not to put the screw locking agent to the thread on the
helicoid (28).
(0 Reinstall. the filter ring (1-4) with three screws (13) and lock these screws with
screw locking agent.
(g) Reinstall the name ring (2) by the use of a pin-face spanner (L37-TA1 - For
sr?01 1,. B/55).
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6.trc=, / - raäffi.aE-Hsffi. (KL35A-AOGA1) äEå fi t 7k+v l'f å"
(d vyÅt^ 4 -oc y lif_nftrt\b, it (25)*4 fuz*v>'ct ffi^ tJ :r 4 l'. (28) ä18
l-'C z, :z')'\ > 2 k=6HM.-f b"
4t (25)"n kffik\4ttd' å rE[rc^tu'> 2-f b"
--. U = 4 l.';?{ -tVc^ ) p v t ?_ftAår'&feiIHf ba L"
7 4 )v, - t) v / (14) hit (13)*3 'citrJ:k5-f b" l')a t t Ifrffia'Lo
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1.
(e)
(f)
G)
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