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View Full Version here: : [SOLD] Filters - Custom Scientific CBVRI, 50mm round


pluck
08-08-2012, 01:33 PM
Custom Scientific 50mm round BVRI plus matching Clear filter set in original boxes. About 2.5 years old - $750

Includes registered and tracked postage to anywhere in Australia.

Thanks for looking.

originaltrilogy
08-08-2012, 02:21 PM
What are BVRI filters for?

pluck
08-08-2012, 02:38 PM
They are photometric filters - for doing 'real science'.

If you google astronomy + photometry you'll find a lot of information.

Paul

TakMan
08-08-2012, 05:13 PM
Paul I will take the Astrodon 50mm round LRGB set in as well as the other items we have talked about. Regards Kyle