A must-have white-light filter for safe observation of the Sun and sunspots without damaging your eyes Optical glass filter fits snugly over your telescope's aperture to block 99.999% of incoming sunlight so you can view safely Glass filter elements are machine-polished and triple-coated with nickel-chromium stainless steel
Economical full aperture baader solar film filter Observe the sun safely Placed over the front of your telescope Reduces the intensity of the Sun's light significantly Reflects away harmful rays View subtle faculae and sun spots
1.25" 10 mm focal length wide 70 degree apparent field of view 5 lens elements Fully multi-coated lenses and blackened lens edges for sharp, high contrast views 10 mm eye relief respectively, and fold down rubber eyeguard for comfortable and adjustable viewing Threaded for standard 1.25" astronomy filters Lightweight for easy telescope balancing
The Orion UltraBlock is the ideal eyepiece filter for deep-sky observers located at highly light-polluted sites Narrowband filter blocks all forms of light pollution Enhances the presence of a significant number of fainter deep-sky objects Compatible with threaded Orion 2" eyepieces. Metal filter cell construction. With the UltraBlock filter you can enjoy...