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Canon’s new 20mm f/1.4 lens could be the ultimate wide-angle prime for astro photography and video work, but its pricey
The lens comprises, and I take a breath...two aspheric lenses, one Super UD lens, two UD lenses and one BR lens, plus ASC, ...
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Canon launches a cheap compact lens geared towards video – with a new feature it has never offered before
The lens is designed with ten elements in nine groups, which includes one ultra-low dispersion lens and two plastic-molded ...
Optics5mon
Foctek Photonics, Inc.
Manufacturer of Optical Components, CCTV Lens, Machine Vision lens. Optical Compenents include Precision Prism, Spheric Lens, Aspheric Lens, Filter, Window ...