Beseler Color Pro 50/2.8 [Hoya]

Japanese enlarger lens rebranded for US market. Pre-1985 version is AKA Osawa Tominon EL / Yashica / Hoya / Omicron EL with larger rubber aperture ring grip. [Cat. 8690].

Compare

Category: Enlarger Lenses Tags: 2.8, 50, 50/2.8, 50mm, beseler, color, color-pro, colorpro, colour, enlarger, enlarging, f2.8, hoya, lens, osawa, pro

Specifications
Reviews

Weight	95 g
Dimensions	50 mm
Focal Length (mm)	50
Max Aperture (f)	2.8
Min Aperture (f)	16
Aperture Blades	8 (Straight)
Elements	6 / 4
Sharp (Far)	87.5%
Rear Mount	M39
Front Thread	40.5×0.5mm
Flange-Focal Distance (mm @ ∞)	43
RF/L Extension (mm)	23
Production	1979-1985
Serial Numbers	30196, 38350