36:01

Filters for Deep Sky Astrophotography

14:20

Review of Baader’s New UHC-L Filter: The Ultimate Weapon Against Light Pollution?

14:01

Why I REGRET not trying VISUAL astronomy sooner

11:30

Can color filters really improve planetary observations? - Lumicon filters review

11:57

Understanding astrophotography filters

14:08

UPGRADE YOUR DOBSONIAN!

14:05

TOO GOOD TO BE TRUE? Testing the SVBONY SV220, basically an L-eXtreme for half the price

21:05

Light Pollution Filter SHOOTOUT - Optolong L-Pro v. Astronomik CLS v. Svbony CLS v. Baader Neodymium