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This is a list of smartphones with a telephoto lens that offers a focal length (35mm equivalent) of at least 100mm or "4× optical zoom" with an imaging area equivalent to a 1/3.5″ or larger sensor. Smartphone lenses are often marketed in terms of "optical zoom" [1] relative to the phone's main camera. For example, 120mm is usually referred ...
Maksutov's 1944 design was the first-published meniscus telescope design, and was published in the widely-read Journal of the Optical Society of America. [11] [12] [7] This led to professional and amateur designers almost immediately experimenting with variations, including Newtonian, Cassegrain, and wide-field camera designs.
A triplet lens A Steinheil triplet telescope eyepiece. The three lenses may be cemented together, as in the Steinheil triplet (optimized for finite conjugate ratio) or the Hastings triplet (optimized for infinite conjugate ratio). [2] Or a triplet may be designed with three spaced glasses, as in the Cooke triplet. The former has the advantage ...
Schneider-Kreuznach MACRO-SYMMAR 2.4/85 Schneider-Kreuznach TS 90mm lens The Macro-Symmar HM is a variation of the Symmar design, engineered for 1:1 macro work and flat-field copying. The 80 mm is a 6-element, 4-group lens with a 47° angle of coverage, while the other lenses in the line are 8-element, 4-group designs with 55° of coverage.
This is a list of products made by Mamiya, including cameras and lenses. Models made by Mamiya but marketed under other labels are shown in parentheses. Models made by Mamiya but marketed under other labels are shown in parentheses.
Leica 800mm f /6.3 Telyt-S – 1972–1995 (sold, during a promotional campaign, with a "free tripod" — a VW Fox) Leica modular APO-Telyt-R 260/400/560 head Leica modular APO-Telyt-R 400/560/800 head
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The latest version of Phocus is available on Microsoft Windows and Mac OS X, and by taking advantage of the operating system's raw image format library, the Mac OS X version of Phocus supports raw image formats from other DSLR manufacturers. Phocus is available as a free download from the Hasselblad homepage.