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Bausch & Lomb (since 2010 stylized as Bausch + Lomb [2]) is an American-Canadian eye health products company based in Vaughan, ... microscopes and binoculars, ...
Leica Microsystems GmbH is a German microscope manufacturing company. It is a manufacturer of optical microscopes, equipment for the preparation of microscopic specimens and related products. There are ten plants in eight countries with distribution partners in over 100 countries.
The firm took yet another name in 1876, "Bausch and Lomb Optical Company", and began manufacturing microscopes. Later that year they exhibited at the Philadelphia Centennial Exposition . The company also produced photographic lenses (1883), spectacle lenses (1889), microtomes (1890), binoculars and telescopes (1893).
In November and December 1941, the United States National Defense Research Committee conducted extensive tests between the American Bausch and Lomb M1 stereoscopic rangefinder and the British Barr and Stroud FQ 25 and UB 7 coincidence rangefinders, and concluded "that the tests indicate no important difference in the precision obtainable from ...
Bausch & Lomb (US) – has not made binoculars since 1976, when they licensed their name to Bushnell, Inc., who made binoculars under the Bausch & Lomb name until the license expired, and was not renewed, in 2005. BELOMO (Belarus) – both porro prism and roof prism models manufactured. Bresser (Germany) Bushnell Corporation (US)
U.S. patent 182,919 – Improvement in Microscopes – 1876 – October 3 – A screw-thread coarse focus, parallel spring fine focus, swinging substage.; U.S. patent 198,607 – Improvement in stages for Microscopes – 1877 – December 25 – Sliding stage used on many Bausch & Lomb microscopes.
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