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D.O.Industries_40mm_f3.5-a
D.O.Industries_40mm_f3.5-b
D.O.Industries_40mm_f3.5-c2
  1. D.O.Industries_40mm_f3.5-a
  2. D.O.Industries_40mm_f3.5-b
  3. D.O.Industries_40mm_f3.5-c2

D.O. Industries 40/3.5

AKA Yashica / Hoya / Bogen / Osawa Tominon enlarger lens.

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Weight 87 g
Dimensions 40 mm
Focal Length (mm)

Max Aperture (f)

Min Aperture (f)

Aperture Blades

Elements

Rear Mount

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Serial Numbers

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