Made of high quality optical PMMA to ensure its brightness
Size 127x101x1.0mm
Suitable for Universal focusing screen works for 4x5 large format camera, like Linhof, Wista, Toyo,Sinar, Chamonix,Horsemans, Sheng Hao, Tachihara etc.
Pls Note: place the Fresnel in front of the ground glass, the matt surface towards the lens, the bright surface towards the ground glass.