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Kodak Monographs now available for free download

Posted August 19, 2007 in Books & Publications + Extra Geeky

These three Kodak publications are available as PDF downloads from archive.org. As you can see, they’re quite old, and the copyright has expired. Kodak Monograph 1: The silver bromide grain of photographic emulsions, Adrian Peter Herman Trivelli (1921) Kodak Monograph 2: The theory of development, Adolph H. Nietz (1922) The Photographic Negative, William Henry Burbank […]

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Security holes in Photoshop CS2 & CS3, fixes available

Posted July 13, 2007 in Extra Geeky + Pinhole

Adobe says: Critical vulnerabilities have been identified in Photoshop CS2 and CS3 that could allow an attacker who successfully exploits these potential vulnerabilities to take control of the affected system. A malicious BMP, DIB, RLE, or PNG must be opened in Photoshop by the user for an attacker to exploit these potential vulnerabilities. Users are […]

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Lens manufacturing videos

Posted May 16, 2007 in Extra Geeky

  Also check out Canon’s lens manufacturing video. It’s worth watching both as they use different processes.

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Holga focus test

Posted May 6, 2007 in Extra Geeky

Squarefrog, who has put together what I believe to now be the definitive Holga resource site, has done a focus test to see if the generally cites distances for each focussing icon are correct. He writes: I decided to dispell some Holga focus myths and actually test the focus distance for the 3 people, and […]

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Adventures in year-old DIY C-41 chemistry

Posted April 25, 2007 in Camera Hacking & DIY + Extra Geeky + Technique

See what happens when alspix—the man who brought us the now-legendary matchbox pinhole camera—processes film in year-old, over-used C-41 colour negative chemistry from a DIY kit. The results are surprising! Read about it at Alspix Stuff. He used this Nova C-41 kit, which is available in the UK. For those in the US, check out […]

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Holga exposure mystery not solved

Posted April 5, 2007 in Extra Geeky

The exposure math of the Holga has always been a mystery to me, because it seems to violate the reliable Sunny 16 Rule. The rule basically states that if you set your shutter speed to the ISO of your film and the aperture to f/16, you’ll get a solid exposure in direct sunlight. (For example, […]

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Ultra-thin folded lens

Posted February 4, 2007 in Extra Geeky

Someone figured out how to fold a 35mm effictive focal length lens into 5mm! Here’s the abstract of the paper Ultrathin cameras using annular folded optics, by Eric J. Tremblay, Ronald A. Stack, Rick L. Morrison, and Joseph E. Ford, from the Feb 2007 issue of Applied Optics: We present a reflective multiple-fold approach to […]

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Mitsubishi Electric develop deblurring flutter shutter camera

Posted August 31, 2006 in Extra Geeky

Following this month’s 33rd Annual Siggraph Conference in Boston, MA, a research team at Mitsubishi Electric is catching the attention of camera manufacturers for their photo motion deblurring technology, called a flutter shutter camera. The flutter shutter camera is a modified camera that can capture moving objects at an exposure time of over 50 milliseconds, […]

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Device blocks non-SLR digital cameras

Posted June 19, 2006 in Extra Geeky

Georgia Institute of Technology press release: Newswise — Researchers at the Georgia Institute of Technology have completed a prototype device that can block digital-camera function in a given area. Commercial versions of the technology could be used to stymie unwanted use of video or still cameras. The prototype device, produced by a team in the […]

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Lens made of ice

Posted June 1, 2006 in Camera Hacking & DIY + Extra Geeky

Matthew Wheeler took his first picture through an ice lens in response to a challenge by Scientific American and CBC calling on listeners to light a fire with a lens made entirely of ice. Too easy by far – Matthew took it one step farther and started photographing the natural beauty of his surroundings through […]

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