Boyer Topaz 50/3.5

Triplet enlarger lens. Not the same as the pre-1939 versions with the same name.

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Category:
Dimensions 50 mm
Focal Length (mm)

50

Max Aperture (f)

3.5

Min Aperture (f)

16

Aperture Type

Circular

Elements

3

Production

1970s

Serial Numbers

781113

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