Kowa Prominar 35mm F/2.8 LSM

Wide-angle prime lens • Film era • Discontinued • Collectible

  • Announced:
  • · July 1957
  • Production type:
  • · Small-batch production
  • Availability:
  • ● Sold out
  • Country of design:
  • · Japan
  • Original name:
  • · Kowa Optical Works Prominar 1:2.8 f=35mm
  • Class:
  • · Fast full-frame wide-angle prime lens

Specification

Optical design:
35mm full frame
35mm
F/2.8
6 elements in 4 groups
Leica screw mount
63.4° (35mm full frame)
Diaphragm mechanism:
Diaphragm type:
Manual
Aperture control:
Aperture ring
8 (eight)
Focusing:
Coupled to the rangefinder:
Yes
3.5 ft. (~1.05m)
Focusing modes:
Manual focus only
Manual focus control:
Focusing lever
Physical characteristics:
150g
⌀?×34mm
Accessories:
Screw-type 34mm
<No data>

Source of data

  • Own research.

From the editor

A rare wide-angle lens based on the double Gauss design. Accepts 34mm screw-in or 36mm snap-on filters. An external viewfinder was supplied with the lens.

Lenses with similar focal length

■Leica screw mount (36)
Canon 35mm F/1.5 LSMM8 - 41.00m⌀48 1958 ●
Canon 35mm F/1.8 LSMM7 - 41.00mS.VI 1957 ●
Canon 35mm F/2 LSMM7 - 41.00m⌀40 1962 ●
Serenar / Canon 35mm F/2.8 [I] LSM • Pancake lensM6 - 41.00mS.VI 1951 ●
Canon 35mm F/2.8 [II] LSMM6 - 41.00m⌀40 1957 ●
Serenar / Canon 35mm F/3.2 LSM • Pancake lensM6 - 43.5 ft.S.VI 1951 ●
Chiyoko Rokkor 35mm F/3.5 [C] LSMM4 - 31.00m⌀34 1956 ●
Cosina Voigtlander Color-Skopar 35mm F/2.5 P MC LSM • Pancake lensM7 - 50.90m⌀39 2000 ●
Cosina Voigtlander Color-Skopar 35mm F/2.5 MC LSMM7 - 50.70m⌀39 2000 ●
Cosina Voigtlander Ultron 35mm F/1.7 Aspherical LSMM8 - 60.90m⌀39 1999 ●
Cosina Voigtlander Heliar 40mm F/2.8 Aspherical LSM • Pancake lensM5 - 30.70m⌀34 2022 ●
Fuji Photo Film Fujinon 35mm F/2 LSMM7 - 53.5 ft. 1954 ●
Konica Hexanon 35mm F/2 LSM (1000 units)M7 - 60.90m⌀46 1996 ●
Konica UC-Hexanon 35mm F/2 LSM (1000 units) • Pancake lensM7 - 60.90m⌀43 2001 ●
Leitz Wetzlar Summaron 35mm F/3.5 [SOONC / 11005] (up to s/n 1,423,140)M6 - 41.00mA36 1950 ●
Leitz Elmar 35mm F/3.5 [EKURZ, EKURZKUP, EKURZCHROM]M4 - 31.00mA36 1930 ●
Leitz Wetzlar Summaron 35mm F/2.8 [SIMOO / 11006]M6 - 41.00mE39 1958 ●
Leitz Wetzlar / Leitz Canada Summicron 35mm F/2 [I] [SAWOO / 11008]M8 - 61.00mE39 1958 ●
Leitz Wetzlar Summaron 35mm F/3.5 [SOONC] (from s/n 1,423,141)M6 - 41.00mE39 1956 ●
Light Lens Lab 35mm F/2 LSM • CollapsibleM8 - 60.50m-- 2023 ●
Light Lens Lab 35mm F/2M8 - 60.70m⌀39 2021 ●
Nippon Kogaku W-Nikkor·C 35mm F/3.5 LSMM4 - 33.5 ft.⌀34.5 1949 ●
Nippon Kogaku W-Nikkor[·C] 35mm F/2.5 LSMM6 - 43.5 ft.⌀34.5 1952 ●
Nippon Kogaku W-Nikkor[·C] 35mm F/1.8 LSM (1471 units)M7 - 53.5 ft.⌀43 1956 ●
Olympus Zuiko C. 40mm F/2.8 LSMM5 - 43.5 ft. 1950 ●
Rollei HFT Sonnar 40mm F/2.8 LSM (430 units)M5 - 40.70m⌀39 2002 ●
Sankyo Kohki W-Komura 35mm F/2.8 LSMM6 - 41.00m⌀43 ●
Sankyo Kohki W-Komura 36mm F/1.8 LSMM7 - 51.00m⌀58 ●
Sankyo Kohki W-Komura 35mm F/3.5 LSMM5 - 41.00m⌀34 ●
Mir-1 37mm F/2.8 LSM
akaМИР-1 37mm F/2.8		P6 - 50.70m⌀49 ●
Jupiter-12 35mm F/2.8 LSM
akaЮПИТЕР-12 35mm F/2.8		M6 - 41.00m⌀40.5 1950 ●
Steinheil Munchen Orthostigmat 35mm F/4.5 VL LSMM6 - 21.00m ●
Tanaka Kogaku W Tanar 35mm F/3.5 LSMM5 - 23.5 ft. 1955 ●
Tanaka Kogaku W Tanar 35mm F/2.8 LSMM6 - 43.5 ft. 1956 ●
Tokyo Kogaku Topcor 35mm F/2.8 LSMM6 - 43.5 ft.⌀40.5 1955 ●
Carl Zeiss Jena Biogon 35mm F/2.8 T LSMM6 - 41.00m ●

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