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Vortex Optics is a DBA of Sheltered Wings, Inc., which was incorporated in Wisconsin in 1989. Sheltered Wings, Inc. DBA Vortex Optics began in 2002. In 2022 after extensive research, testing and reviews Vortex became an official supplier and contractor to the American Military as the U.S. Army selected Vortex‘s XM-157 fire control system for its Next Generation Squad Weapon program.
Lens or camera fungus is the popular name for the infestation of optical devices such as lenses, low pass filter (OLPF) or the camera sensor, by fungal threads . By germination of fungal spores and further spore formation, the infestation can spread beyond the initial fungal network.
Leupold & Stevens, Inc. is an American manufacturer of telescopic sights, red dot sights, binoculars, rangefinders, spotting scopes, and eyewear located in Beaverton, Oregon, United States. The company, started in 1907, is on its fifth generation of family ownership.
Koala Eyeglass Lens Cleaner Spray Kit . $8 $9 Save $1. Have streak-free glasses for years to come with this mega-popular mega-kit. Includes one bottle of gentle, effective cleaner and a microfiber ...
Oxysept and Omnicare was slightly different from the other two brands in that it uses tablets for the neutralization effect, which causes a slower process. The result of the tablets is a longer exposure to more concentrated hydrogen peroxide. Following recommendations to add an enzymatic cleaner weekly, increases costs. [3]
Used on red dot sights such as Aimpoint Micro, Vortex Crossfire, SIG Sauer ROMEO4 & 5, and some Holosun Paralow variants. [15] C-More standard A mounting standard introduced by C-More Sights. Uses two screws and two notches acting as recoil lugs. Used on red dot sights such as Delta Optical MiniDot, Kahles Helia, Vortex Razor and SIG Sauer ...
Lens speed is the maximum aperture diameter, or minimum f-number, of a photographic lens. A lens with a larger than average maximum aperture (that is, a smaller minimum f-number) is called a "fast lens" because it can achieve the same exposure as an average lens with a faster shutter speed. Conversely, a smaller maximum aperture (larger minimum ...
Vertex distance is the distance between the back surface of a corrective lens, i.e. glasses (spectacles) or contact lenses, and the front of the cornea. Increasing or decreasing the vertex distance changes the optical properties of the system, by moving the focal point forward or backward, effectively changing the power of the lens relative to ...