With AstroSolar™ the Sun appears in neutral white. Other films and some glass filters produce a blurry bluish or reddish Solar image, thereby cutt...
View full details
Make your own! Baader Solar Material Size Choice: 177mm x 177mm (7" x 7") 250mm x 250mm (10" x 10") 250mm x 500mm (10" x 20") For visual use
These safe filters come in a pair for binoculars. See the Size Matching Specifications with picture below to order the correct size for your binocu...
View full details
Variable polarizing filter Individually adjustable image brightness Made from highly parallel optical glass Black anodized aluminum housing 2 "fil...
View full details
Full Aperture Glass Solar Filters fit telescopes, finders and other optics as shown in the Size Matching Specifications below. These are safe fu...
View full details
Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...
View full details
Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...
View full details
High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial light More ...
View full details
High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial light More ...
View full details
Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...
View full details
Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...
View full details
High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almost all of t...
View full details
High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almost all of t...
View full details
High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 6.5nm...
View full details