Macrolens Titelleiste

Manufacturer: Carl Zeiss, Jena
Type: Bernotar
Description: Polarizing filter. Based on monocrystal layer of herapatith - not special foil. Delicate crystal of 0.1 mm thickness embedded between special glass layers. Keep in dry condition. Excellent polarization between 400nm and 650nm. 2nd image shows comparison to modern polarizing filter of same thread mount.
Production Year:
Value: 0
Collection:  KDS

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