Variable polarizing filter (1% -40%), 1.25 "Explore Scientific: • high-quality optical glass • equipped with a double-sided male and female filter thread allows for smooth adjustment of the brightness of the image • the ability to individually set the contrast level for observed objects • Housing diameter: 31.7mm • transmission of light: 1% - 40% • filter thread: M28,5 x 0,6 • height: 13 mm • weight: 15 g
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