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负焦距消色差胶合透镜

材料................................................................................BK7
设计波长.......................................480.0nm, 546.1nm, 634.8nm 
外径公差..........................................................+0.00,-0.15mm 
旁轴焦距误差.........................±2%(f<400mm);±5%(f>=400mm)
中心偏..............................................................<3 arc minutes 
有效孔径.......................................................................>90% 
光洁度...........................................................................60-40
倒角........................................................................保护性倒角

P/NfΦtc1tc2fbLens ALens B
30801-25.0012.703.002.67-27.50BK7F2
30802-40.0012.703.002.34-42.50BK7F2
30803-5025.43.004.22-53.3BK7F2
●尺寸单位:毫米
●其他规格和镀膜要求请联系EastOptics销售获得。