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Our expert picks the best spotting scopes—from Celestron, Nikon, and others—for hunters, stargazers, birders, target shooters, and more.
The predecessor of Celestron was Valor Electronics, an electronics and military components firm founded in 1955 by Tom Johnson. [1] [2] [3] Johnson became involved with telescopes when he built a 6" reflecting telescope for his two sons. [2] In 1960, Johnson established the "Astro-Optical" division of Valor, which would later become Celestron. [3]
The portmanteau term "digiscoping" (= digital camera + telescoping) was coined in 1999 by French birdwatcher Alain Fossé.Less notable neologisms for this activity are digiscope birding, digiscopy birding, digi-birding, digibinning (using digital camera with binoculars), and phonescoping [3] (using a digital camera phone with a spotting scope or binoculars).
Tasco (also known as Tasco Worldwide) sells consumer telescopes.Tasco mainly imports telescopes for amateur astronomers but has expanded into other optical products, such as spotting scopes, microscopes, binoculars, telescopic sights, and other rifle accessories.
Afocal photography works with any system that can produce a virtual image of parallel light, for example telescopes and microscopes. Afocal photographic setups work because the imaging device's eyepiece produces collimated light and with the camera's lens focused at infinity, creating an afocal system with no net convergence or divergence in the light path between the two devices. [2]
The Meade Instruments (also shortened to Meade) was an American multinational company headquartered in Watsonville, California, that manufactured, imported and distributed telescopes, binoculars, spotting scopes, microscopes, CCD cameras, and telescope accessories for the consumer market. [2]