• 1
  • 2
  • 3
  • 4
  • 5
正焦距消色差胶合透镜

消色差双胶合透镜是一种把低色散的冕牌玻璃凸透镜和高色散的火石玻璃凹透镜胶合而成的消色差透镜。设计时,在氢(F线)(486.1nm,蓝绿光),氦(d线)(587.6nm,黄光)和C线(656.3nm,红光)三个波长,对分散的不同值和透镜形状进行了优化, 实现了最小色差。因此,此类透镜可在整个可见光区域使用。

其球差在设计时也进行了优化,和单个透镜相比,消色差双胶合透镜的球差要小得多。使用于无限共轭状态时,其球差最小。

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
3070110.06.03.60.87.54SK9SF15
3070215.06.02.711.013.066BK7SF5
3070320.06.02.61.018.288BK7SF5
3070425.06.02.31.023.455BK7SF5
3070530.06.01.91.028.695BK7SF5
3070625.08.02.91.023.125BK7SF5
3070730.08.02.71.028.277BK7SF5
3070820.010.03.81.017.625BK7SF5
3070925.012.04.21.322.286BK7SF5
3071025.012.74.31.322.251BK7SF5
3071130.012.74.01.327.360BK7SF5
3071240.012.73.41.337.778BK7SF5
3071350.012.73.11.347.992BK7SF5
3071460.012.72.81.358.127BK7SF5
3071575.012.72.61.373.227BK7SF5
3071640.513.03.01.338.484BK7SF5
3071744.014.03.31.341.834BK7SF5
3071873.017.03.51.770.112SK9SF5
3071940.018.05.41.536.513BK7SF5
3072050.018.04.81.546.987BK7SF5
3072160.018.04.11.557.299BK7SF5
3072280.018.03.41.577.412BaK1SF8
3072356.019.04.631.653.227BaK4SF4
3072465.025.06.32.060.868BK7SF5
3072550.025.47.82.044.522BaF53SF4
3072660.025.47.02.055.565BK7SF5
3072780.025.45.52.076.463K7SF1
30728100.025.44.52.097.053BK3SF5
30729120.025.44.22.0117.103BK7SF5
30730100.026.55.22.296.546BK3SF5
30731100.030.06.82.595.261BK3SF5
30732140.030.04.92.5136.60BK3SF5
●尺寸单位:毫米
●其他规格和镀膜要求请联系EastOptics销售获得。