Tiffen 100x100mm (4x4”) Water White Ultra Circular Polarizer k adapter which doesn’t affect viewfinder function

which doesn’t affect viewfinder function but will prevent other accessories from mounting to the top of the viewfinder

This is an original replacement bulb for the Paterson darkroom safelight

for many CF-type lenses

with minimal cosmetic wear

approximately the size of a beercan

Tiffen 100x100mm (4x4”) Water White Ultra Circular Polarizer k adapter which doesn’t affect viewfinder functionTiffen's premium circular polarizer, made with Water White glass. Tiffen estimates a 15 20% more pronounced polarization effect than their standard filters. This filter is in 100mm (4x4") format, for use in matte boxes or filter holders (sold separately). Excellent condition, with pouch.