kodak-ektar-us-50a

Kodak Enlarging Ektar 50/4.5 [US]

Heliar/pentac enlarger lens made in USA by Eastman Kodak. Marked 2”. Lanthanum glass. M30x0.5 mount. CAMEROSITY Serials.

Category: Enlarger Lenses

Specifications
Reviews

Dimensions	50 mm
Focal Length (mm)	50
Max Aperture (f)	4.5
Min Aperture (f)	22
Aperture Blades	Circular
Elements	5 / 3
Rear Mount	1 1/4”
Production	1941-1967
Serial Numbers	EI315-OS483

Reviews

16:9 – March 15, 2022

‘Camera Magazine’ Enlarger Lens Test (1967)
f4.5: 56 / 40 | f5.6: 64 / 56 | f8: 80 / 64 | f11: 80 / 80 | f16: 80 / 64 | f22: 64 / 56 
(Centre frame/border expressed in lp/mm)
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