On photo and video.
Soviet optical Flat Parallel PM-90 GOST 1121-75 #5442 + case
tianwandong 23mm LED flat convex lens optical smooth frosted surface bead mesh noodle pattern(Bead 1PCS)
tianwandong 23mm LED flat convex lens optical smooth frosted surface bead mesh noodle pattern(Frosting 1PCS)
Flat Round Transparent Optical Glass Lens 80-95mm Diameter, 1.9mm Thickness for Camera Filtration - 1pc(88MM*1.9MM)
1pcs Flat Round Transparent Optical Glass Lens - 80-95mm Diameter, 1.9mm Thickness for Camera Filtration(88MM*1.9MM)
Round Flat Toughened Glass Lens 35-75mm - Transparent Optical Lens for Mirrors, 1mm Thickness, 1pc(60MM*5MM)
