GL8-4029 Sherical lences |
Materials:All kinds of high quality optical glass
The output of all kinds of spherical lenches 300,000 pieces per month. Production Capacity Sheet Diameter ¦Õ30mm¡«¦Õ130mm Radius 36mm¡«¡Þ Ceter thickness tolerance +-0.03mm¡«+-0.40mm Dameter tolerance +-0.03mm¡«+-0.20mm Surface quality 20/10¡«80/50 Surface accuracy ¦Ë/4¡«4¦Ë Local Irregularity 0.1¡«2 Centert deviation 1'¡«5' Coating All memberane coating |