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Carbon dioxide cleaning was contemplated in the 1930s, and the "pellet" approach was developed in the 1970s by E.E. Rice, C.H. Franklin, and C.C. Wong. [4]: 276 The introduction of CO 2 snow cleaning, with its ability to remove sub-micron-scale particles, is credited to Stuart Hoenig of the University of Arizona , who first published on the ...
Digital Photography Review, also known as DPReview, is a website about digital cameras and digital photography, established in November 1998. [4] The website provides comprehensive reviews of digital cameras, [4] lenses and accessories, buying guides, [4] user reviews, [4] and forums for individual cameras, as well as general photography forums.
The Flip Video was a series of tapeless camcorders introduced by Pure Digital Technologies in 2006. Slightly larger than a smartphone , the Flip Video was a basic camcorder with record, zoom, playback and browse buttons and a USB jack for uploading video.
These camcorders also feature a built-in viewfinder not present in the smaller models above. The format of the recorded AVCHD video has been slightly revised and some editing packages will not recognize it. Interlaced video was the main recording format for both camcorders, though there was an option of recording progressive video.
Although the term “digicam” originated as a syllabic abbreviation for “digital camera”, it is now used primarily to refer to an old compact digital camera or, in other words, a discontinued point-and-shoot camera with a fixed lens. [32] [33] [34] Digicams emphasize portability and ease of use, and they often include a built-in flash. [35]
DV (from Digital Video) is a family of codecs and tape formats used for storing digital video, launched in 1995 by a consortium of video camera manufacturers led by Sony and Panasonic. It includes the recording or cassette formats DV, MiniDV, HDV, DVCAM, DVCPro, DVCPro50, DVCProHD, Digital8, and Digital-S. DV has been used primarily for video ...
The camera is capable of shooting and recording with either 60 Hz or 50 Hz scanning rates. The default rate depends on the region where the camera is sold, but the camcorder can be made 50 Hz / 60 Hz switchable for additional fee. [4] Video is recorded to MiniDV cassettes with a maximum record time of 80 minutes.
A line-scan camera is a system for producing two-dimensional images using a single sensor element. They normally consist of a rapidly rotating mirror or prism placed in front of the sensor to provide scanning in one direction while the movement of the recording material, often photographic film , provides scanning in the second direction.