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Bausch & Lomb (since 2010 stylized as Bausch + Lomb[ 2]) is an American-Canadian eye health products company based in Vaughan, Ontario, Canada. It is one of the world's largest suppliers of contact lenses, [ 3] lens care products, pharmaceuticals, intraocular lenses, and other eye surgery products. [ 4][ 5] The company was founded in Rochester ...
Spectronic 20. The Spectronic 20 is a brand of single-beam spectrophotometer, designed to operate in the visible spectrum [ 1] across a wavelength range of 340 nm to 950 nm, with a spectral bandpass of 20 nm. [ 2][ 3] It is designed for quantitative absorption measurement at single wavelengths. [ 1] Because it measures the transmittance or ...
ReNu is a brand of soft contact lens care products produced by Bausch & Lomb. [1] By far the most popular brand of lens solutions until 2006, ReNu has rebranded its formulations as renu sensitive (formerly ReNu Multi-Purpose) and renu fresh (formerly ReNu MultiPlus), the latter containing a patented ingredient called hydranate, known by chemists as hydroxyalkylphosphonate, that removes protein ...
Bausch & Lomb Ultra, Bausch & Lomb Ultra for Astigmatism, Bausch & Lomb Ultra for Presbyopia Elastofilcon: 0.2: 340: SilSoft Aphakic, SilSoft Super Plus Kalifilcon A 55 134 [25] 0.5: 0.08: Bausch & Lomb INFUSE Asmofilcon A 40 161 [26] 0.9: 0.08: Miru 1month Verofilcon A 51-80 (water gradient) 100 0.6: 0.09: Alcon Precision1, Alcon Precision1 ...
1-800 Contacts. 1-800 Contacts Inc. is an American contact lens retailer based in Draper, Utah. The brands that 1-800 Contacts use includes Johnson & Johnson Vision Care, Alcon, Bausch & Lomb and CooperVision. The company was founded as the industry's first way to buy contacts online and has since expanded to provide online prescription ...
Bausch Health. Bausch Health Companies Inc. (formerly Valeant Pharmaceuticals International, Inc.) is an American-Canadian multinational specialty pharmaceutical company based in Laval, Quebec, Canada. It develops, manufactures and markets pharmaceutical products and branded generic drugs, primarily for skin diseases, gastrointestinal disorders ...
A stereoscopic rangefinder or stereoscopic telemeter[ 1] is an optical device that measures distance from the observer to a target, using the observer's capability of binocular vision. It looks similar to a coincidence rangefinder, which uses different principles and has only one eyepiece. German instruments tended to use the stereoscopic ...
CinemaScope logo from The High and the Mighty (1954) CinemaScope is an anamorphic lens series used, from 1953 to 1967, and less often later, for shooting widescreen films that, crucially, could be screened in theatres using existing equipment, albeit with a lens adapter. Its creation in 1953 by Spyros P. Skouras, [ 1] the president of 20th ...