R&D (FilterCavity)
YuhangZhao - 13:55, Saturday 24 August 2019 (1564)
Telescope design for auto-alignment

Here I attach the auto-alignment telescope design circulated by Yuefan. Just copy Yuefan design. 

  distance from FI to lens1 focal length of lens1 distance from lens1 to QPD1
NF 0.975m 500mm 0.65m

 

  distance from lens1 to lens 2 focal length of lens2 distance from lens2 to QPD2
FF 0.454m -50mm 0.6m
Images attached to this report
1564_20190824065630_06.png 1564_20190824065651_40.png