Light pollution filter

Affiliation
British Astronomical Association, Variable Star Section (BAA-VSS)
Wed, 08/09/2023 - 20:12

It has been recommended to me to get a light pollution filter for CMOS photometry

In particular this one. Optolong L-Pro Light Pollution Broadband Filter.

Is this wise given that it's job is to block some of the very photons you are trying to collect?

Kevin