D15 F40 Diameter 15mm focal length 40mm plano convex lens Sent E-mail INQUIRY DETAILS D15 F40 Diameter 15mm focal length 40mm plano convex lens ←[Previous:D15 F-20 Diameter 15mm focal length -20mm BCC Biconcave double concave lens] [Next:D15 F25 Diameter 15mm focal length 25mm plano convex lens]→ RELATED D15 F-20 Diameter 15mm focal length -20mm BCC Biconcave double concave lens D15 F-36 Diameter 15mm focal length -36mm BCC Biconcave double concave lens D15 F-40 Diameter 15mm focal length -40mm BCC Biconcave double concave lens D12 F12 Diameter 12mm focal length 12mm optical glass lens with coated