There are lot, depending on your requirements. Anyway you can try: ;.\g-`jb
yz2(_@R 1, Refractive: an achromatic as positive + plano-convex as negative; \Ph]*% OR .a {QA 2, Reflective: two parabolic mirrors; !!9{U%s ,dOMW+{ Both of them affer nice spherical aberration performance. }&mj.hGv vnDmFqelz Reminder: compute the laser beam density, ensure you have enough strong optical coating. %z=`JhE"Q CK=ARh#|
Good luck.
Hi, %Or2iuO%-, *]>])ms) The following is a link of technical data of optical adhesives, hope it be helpful: NfOp=X?Y ) ,yH= 6 http://www.lienhe.com.cn/uvadh/NOA60.htm $:(z}sYQ7 =Aj"j-r&{ Double check from your lens vendor waht type of adhesive they use for your cemented doublet. Q]^Yi1PbS PF m\[2 It is OK to use the spaced doublet design as a backup, if so, please pay a lot attention on the opto-mechanical design and assembling. CPVmF$A- .izf#r:< Again, good luck.
sagl104
2007-03-09 17:47
能不能说中文?!我头晕.
风铃草
2007-04-04 22:47
如果你用的是1064的激光,那么采用双胶合并不是一个明智的方案,除非真正能解决胶的问题,你的能量有大?采用双胶合,你考虑过没有它的可靠性? u|T%Xy=LU 如果ZEMAX对系统的公差分析,精度要求控制在1u,那么你就应该放弃这样的方案。 1c/
X 这类系统我也做过,没有遇到你这种情况,“要求正向使用(扩束)和反向使用(缩束)时产生的像差相同”-