Gitzo Quick Release Plate Long B Sigma SA-Mount the 20mm will be tested
Yard notes & kiln story
Description
Gitzo Quick Release Plate Long B Sigma SA Mount the 20mm will be tested the 20mm will be tested using the proprietary “A1” measuring system ensuring the highest standard of operation The outer rim of the lens is treated with black ink and features a special frame structure allowing the filter to achieve an ultra low reflection of less than 0