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Bushnell Corporation is an American firm that specializes in sporting optics and outdoor products. It is based in Overland Park, Kansas and is a wholly-owned subsidiary of Vista Outdoor . Bushnell makes binoculars , telescopes , spotting scopes , riflescopes , red dot sights , GPS devices , laser rangefinders , game cameras , night-vision ...
Spotting scope eyepieces are usually interchangeable to adapt for different magnifications, or may have variable zoom to give a range of magnifications. Magnifications less than 20× are unusual, as are magnifications more than 60× since the latter can lead to poorer image brightness, a narrow field of view and too much image shaking, even on ...
David Pearsall Bushnell (1913–2005) was an American entrepreneur who founded the Bushnell optics company in 1948. Bushnell made precision binoculars affordable to middle-class Americans for the first time through a strategy of importing from manufacturers who provided optics to his patented specifications.
Three people birdwatching with binoculars. Birdwatching, or birding, is the observing of birds, either as a recreational activity or as a form of citizen science.A birdwatcher may observe by using their naked eye, by using a visual enhancement device such as binoculars or a telescope, by listening for bird sounds, [1] [2] watching public webcams, or by viewing smart bird feeder cameras.
The ABA presents several awards for promoting the cause of birding, advancing the state of ornithology, and making significant contributions to education and conservation. In 1980, it initiated the Ludlow Griscom Award to recognize "outstanding contributions to excellence in field birding;" [31] it is often called birding's highest honor. [32]
The Great Texas Coastal Birding Trail is a state-designated system of trails, bird sanctuaries, and nature preserves along the entire length of the Texas Gulf Coast in the United States. As the state of Texas hosts more bird species than any other state in the U.S. the trail system offers some of the most unusual opportunities for bird-watching ...