Aetna Coligar 90/4.5

Japanese-made enlarger lens sometimes marked Aetna Optix. Silver mount and nose; black body and fascia. AKA Perfex, Prinz, Soligor, Ampex, etc.

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Dimensions 95 mm
Focal Length (mm)

Max Aperture (f)

Min Aperture (f)

Aperture Blades

Rear Mount