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LARGE CTD 3 PRISM PORRO-ABBE ASSEMBLY W/ENCLOSURE

$45.00 USD
Product Code: PL1295
Availability: In Stock

Absolute beauties.  Consists of 3 BK7 optical glass right angle prisms cemented with Norton UV Optical cement in such a way as to invert and revert the image so the image is  correct. in your optical instrument.  Prism assembly is 90mm long by 55mm wide. Faces are 55mm x 34mm for a nice wide field.  All surfaces are flat within 1/2 wave and coated with multilayer broadband anti-reflection coating with wavelength range of 425-675nm.  Transmission is optimized for 0 degree angle of incidence.  Included enclosure is made of black ABS.  Great for all kinds of optical instruments including large binoculars, telescopes, etc.  Prism assembly weighs 1 pound.  A rare find.  Unused.

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