1 Optical plano- convex lens 2 Optical spherical plano convex lens ... light, or the light source into parallel light.Material: BK-7,B270,Pyrex,quartz,fused silica,borofloatCoating:Antireflection coating(AR),high ... ’0 OQLP010-015Φ10153.8212.57.79≤ 3‘0 OQLP12.7-12.7Φ12.712.76.01.18.76.59≤ 3’0 ... OQLP12.7-25.4Φ12.725.44.0222.813.18≤ 3’0 ...