Search results
Results from the WOW.Com Content Network
Zenni Optical mail order. Zenni Optical was founded in 2003 by Tibor Laczay and Julia Zhen. [1] [2] Before being renamed to Zenni Optical when it began offering $7 and $8 glasses, the company was named 19dollareyeglasses.com. [3] [4] [5] Around 2014, co-founder Zhen acquired the building occupied by the Marin Independent Journal to house Zenni. [6]
The Kolibri 523/18 was a camera by Zeiss Ikon, made between 1930 and 1935. The Kolibri took sixteen 3x4cm exposures on 127 film. The camera featured a collapsible lens tube and was arranged in a vertical format, with a flip-up viewfinder on the top. On the right-hand side was the winding knob and a tripod bush; there was another tripod bush at ...
[5] Believed to be the first coupon ever, this ticket for a free glass of Coca-Cola was first distributed in 1888 to help promote the drink. By 1913, the company had redeemed 8.5 million tickets. [6] Coca-Cola's 1888-issued "free glass of" is the earliest documented coupon. [6] [7] Coupons were mailed to potential customers and placed in ...
First workshop of Carl Zeiss in the center of Jena, c. 1847 Carl Zeiss Jena (1910) One of the Stasi's cameras with the special SO-3.5.1 (5/17mm) lens developed by Carl Zeiss, a so-called "needle eye lens", for shooting through keyholes or holes down to 1 mm in diameter 2 historical lenses of Carl Zeiss, Nr. 145077 and Nr. 145078, Tessar 1:4,5 F=5,5cm DRP 142294 (produced before 1910) Carl ...
In October 2018, Carl Zeiss Meditec won FDA premarket approval for its ReLEx Smile laser system. [4] Also in October 2018, Carl Zeiss Meditec announced the acquisition of Reno, Nevada-based IanTech for an undisclosed sum. [5] [6] In September 2019, Carl Zeiss Meditec launched the CIRRUS 6000 at the European Society of Retina Specialists 2019 ...
The Vario-Tessar name has been used by Zeiss for various zoom lenses fitted to Sony cameras, including that of the digital still cameras Sony Cyber-shot DSC-P100, [18] DSC-P200, and DSC-W330 as well as the E-mount lenses such as Sony Alpha Carl Zeiss Vario-Tessar T* E 4/16-70mm ZA OSS (Sony SEL-1670Z) and Sony Alpha Carl Zeiss Vario-Tessar T ...
The first Zeiss Sonnar, patented in 1929, was a f /2.0 50 mm lens with six elements in three groups and released with the Zeiss Contax I rangefinder camera in 1932. In 1931, Bertele reformulated the Sonnar with seven elements in three groups, allowing a maximum aperture of f /1.5 .
The first Biogon lens (2.8 / 3.5 cm, an asymmetric design featuring seven elements in four groups) was designed in 1934 by Ludwig Bertele [1] while he was working for Zeiss, as a modification of his earlier Sonnar design (1929). [3]: 120 The Biogon was assigned to Zeiss Ikon Dresden and marketed with the Contax rangefinder camera.