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The Canon New F-1 replaced the F-1n (an upgraded F-1) as Canon's top-of-the-line 35mm single-lens reflex camera in September 1981. Like the earlier models, the New F-1 takes FD-mount lenses. Although no date has ever been confirmed, it is thought that the last New F-1 was made in 1992.
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A correction for chromatic aberration is also part of the standard: the red sensor should be 10 μm further, and the blue one 5 μm further than 48 mm. This fitted well with established TV-camera technology using 3 tubes, and also with 3CCD , a technology in development at the time of the definition of the standard.
The Canon EOS R was announced 5 September 2018 [8] [3] and released 9 October 2018. [1] It was the first of Canon's "EOS R System" [9] of mirrorless interchangeable-lens cameras, and it was the first camera to use Canon's RF lens mount.
Paint Shop Pro 1.0 (pictured here running on Windows XP), was released in 1992 for Windows 3.1. Originally called simply Paint Shop, the first version, 1.0, was a basic picture converter between BMP, GIF and PCX formats, conceived by Robert Voit [3] [4] and developed by Joel DeRider.
As recently as the 1980s, the camera lucida was still a standard tool of microscopists. [4] It is still a key tool in the field of palaeontology. Until very recently, photomicrographs were expensive to reproduce. Furthermore, in many cases, a clear illustration of the structure that the microscopist wished to document was much easier to produce ...
The Prentice position. The Prentice position is an orientation of a prism, used in optics, optometry and ophthalmology. [1] In this position, named after the optician Charles F. Prentice, the prism is oriented such that light enters it at an angle of 90° to the first surface, so that the beam does not refract at that surface.
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]