Variable polarizing filter (1% -40%), 2 "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
Technical parameters
• Housing diameter: 50.8 mm • transmission of light: 1% - 40% • filter thread: M48 x 0.75 • height: 13 mm • weight: 28 g