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[OM] RARE OLYMPUS OM ZUIKO AUTO-T 135mm f2.8 LENS 7551778510 C $112.57

Subject: [OM] RARE OLYMPUS OM ZUIKO AUTO-T 135mm f2.8 LENS 7551778510 C $112.57 BIN in UK
From: "tOM Trottier" <tOM@xxxxxxxxxxxxx>
Date: Tue, 04 Oct 2005 17:03:37 -0400
135mm f/2.8 Zuiko (single-coated)
OM-4T with mirror and diaphragm prefire
Vignetting = B @ f/2.8, A thereafter
Distortion = slight pincushion
Aperture  Center    Corner
f/2.8     C+        C+
f/4       B         B-
f/5.6     A-        B
f/8       A-        B
f/11      A         B+
f/16      B+        B
f/22      B         B-
Notes: Moderately low contrast images at f/2.8; moderate contrast at f/4
and f/22; moderately high contrast images at f/5.6 to f/8 and f/16; high
contrast images at f/11.


135mm f/2.8 Zuiko (multi-coated)
OM-1 with mirror lockup
Vignetting = A-
Distortion = none
Aperture  Center    Corner
f/2.8     B         B-
f/4       B-        B-
f/5.6     C+        B-
f/8       B-        B
f/11      B+        B+
f/16      B+        A-
f/22      B         B+
Notes: Moderately high contrast at expense of resolving power throughout
aperture range, with impressively high contrast wide open.


135mm f/2.8 Zuiko (multi-coated) with Olympus 2X Teleconverter

OM-1 with mirror lockup
Vignetting = B
Distortion = none
Aperture     Center    Corner
f/2.8 (5.6)  F         F
f/4 (8)      D-        F+
f/5.6 (11)   D         D
f/8 (16)     C-        D+
f/11 (22)    C+        C+
f/16 (32)    B-        C
f/22 (44)    B-        B-
Notes: Moderately low contrast at f/22 and f/16 (effective f/44 and f/32),
low contrast at f/5.6, f/4, andf/2.8 (effective f/11, f/8, and f/5.6),
otherwise moderate contrast.

OM-4 with mirror and aperture prefire and Bogen Telephoto Lens Support
Vignetting = B @ f/2.8, A @ f/4
Distortion = none
Aperture     Center    Corner
f/2.8 (5.6)  B-        C
f/4 (8)      B+        B
f/5.6 (11)   B+        B
f/8 (16)     B+        B
f/11 (22)    B         B-
f/16 (32)    B-        B-
f/22 (44)    B-        C
Notes: Moderately low contrast at f/22 and f/16 (effective f/44 and f/32),
high contrast at f/2.8 throughf/8 (effective f/5.6 through f/16), moderate
contrast at f/11 (effective f/22).


135mm f/3.5 Zuiko (single-coated)

-- Quidquid latine dictum sit altum viditur --
   ,__@         tOM Trottier
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(*)/'(*)        N45.412 W75.714         +1 613 860-6633
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~~@~~~~@~~~~~~  too small a degree of it.-Thomas Jefferson



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