Size of ls152 etalon

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Davidm
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Re: Size of ls152 etalon

Post by Davidm » Thu Apr 14, 2016 4:01 pm

I think it has a 50mm etalon. I had wondered about the dsii bandpass quoted myself, but I guess <0.5a covers a smaller value too.
Lunt LS152T (DSII and CaK module), Coronado Helios 1, Grasshopper 3 2/3" CCD

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