Biogon is the brand name of Carl Zeiss for a series of photographic camera lenses, first introduced in 1934. Biogons are typically wide-angle lenses. Biogon...

for the Contax included the Biotar, Biogon, Orthometar, and various Tessars and Triotars. The last important Zeiss innovation before World War II was the...

extended to longer and shorter focal lengths. For example, the first Zeiss Biogon, a wide-angle lens for rangefinder cameras with a focal length of 35 mm...

In 1954, they mated the groundbreaking new 38 mm Biogon lens designed by Ludwig Bertele of Zeiss to a shallow non-reflex body to produce the SWA (supreme...

available for the Rolleiflex 6000 series cameras. Carl Zeiss Planar 50mm f/0.7 Biotar [de] Tessar Sonnar Biogon Distagon [de] Flektogon [de] Hologon Photographic...

responsibility of designing the lenses, including the Biogon and Sonnar. The greatest advantage of the Zeiss lenses was the reduced number of air-to-glass surfaces...

unit-focusing lens, was widely used in many midrange Zeiss Ikon cameras. Pancake lens Biotar [de] Planar Sonnar Biogon Distagon [de] Flektogon [de] Hologon Elmar...

Ludwig Bertele's Zeiss Biogon 21mm f/4.5, released in 1954 for the Contax IIA (1950, West Germany) 35mm RF, and its evolution, the Zeiss Hologon 15mm f/8...

Yongnuo 7Artisans Anhui ChangGeng Optical Technology Company AstrHori Carl Zeiss AG Cosina Co., Ltd. Handevision Irix Lens Samyang Optics / Rokinon Sigma...

datasheet" (PDF). Carl Zeiss. Retrieved 15 November 2018. "Biogon T* 2.8/21 datasheet" (PDF). Carl Zeiss. Retrieved 15 November 2018. "Biogon T* 2.8/28 datasheet"...

syllable -gon, which had been used in preceding Zeiss wide-angle lens designs such as the Zeiss Distagon and Biogon. As built, the symmetrical design for the...

same year, Bertele computed new optical designs for Carl Zeiss in Oberkochen, resulting in a Biogon lens with a 90° viewing-angle in 1954.: 151  This new...

required mount for their lens. The Jupiter-12 lens is derived from the Zeiss Biogon design. It has six elements in four groups. Its focal length is 35mm...

(1962), which featured a symmetrical design similar to the contemporary Zeiss Biogon. This was succeeded by the W Rokkor-QH 21mm f/4 (1963), with slightly...

a true wide angle (short focus) lens, similar in construction to the Zeiss Biogon. Its rear projected far into the mirror box on an SLR, and because of...

faster lenses with equivalent coverage including the Wild Aviotar and Zeiss Biogon in the 1950s rendered the Metrogon obsolete,: 151  and Metrogon lenses...

series of articles on lens names: Distagon, Biogon and Hologon (PDF). Lenspire [blog] (Report). Carl Zeiss AG. Retrieved 15 November 2018. GB Application...

Hologon The Biogon is an ultra-wide-angle design by Ludwig Bertele based on a double-ended reversed-telephoto objective. It was made by Zeiss for their...

Pacific Rim Camera, Reference Library. Zeiss Ikon. March 1, 1968. Retrieved 26 April 2023. "21/4.5 Zeiss Biogon for Contarex". Pacific Rim Camera, Photographica...

for the Contax included the Biotar, Biogon, Orthometar, and various Tessars and Triotars. The last important Zeiss innovation before the Second World War...

Topogon - Russar - Biogon - Aviogon - Hologon: La storia definitiva dei super-grandangolari simmetrici" [Hypergon - Topogon - Russar - Biogon - Aviogon - Hologon:...

APO-Lanthar 110mm f/2.5 Zeiss Loxia Distagon T* 2.8/21mm (announced 2015–10) Loxia Distagon 2.4/25 (announced 2018–02) Loxia Biogon T* 2/35mm (announced...

body and risk damaging lens or body.[citation needed] An example is the Biogon type of lens. Overall, the ability to use adapted lenses gives Micro Four...

[4e/3g]): 4  and Heligon (double Gauss high-speed) normal lenses, Grandagon (Biogon-type, eight-element/four-group [8e/4g]) wide-angle lenses, Rotelar telephoto...

lenses which have been developed in several steps. The Super-Angulons are Biogon designs, making for huge, heavy lenses, but also giving very generous angles...