GALILEO Solar Filter Cap designed to fit Cassini and Galileo 50mm and 60mm Refractor Telescopes.Filter CAP... measurement is approximately 3.5 (86mm outer diameter) in width. Measure the inside diameter size of the sunshade at the objective lens.... more
Galileo Solar Filter Caps allows you to view the Sun safely. The included Spacer Material may be needed to attach the Filter Cap to your Binocular to fit snug. Actual Filter is 25mm.Solar Filter Cap designed to fit Cassini and Galileo 40mm Binoculars more
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