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History of Photography

Lens Genealogy Part 1

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In which I begin to answer the question “Why Do You Put the Lens Diagrams on Your Website?” Where do new lens designs come from? I knew that today’s lenses are all designed using computer programs, but  I was surprised to find new lenses aren’t designed from scratch. Designers start with an existing lens design […]

Lenses and Optics

The Apocalypse of Lens Dust

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Apocalypse (from the Greek apokálypsis; “lifting of the veil” or “revelation”): An event involving destruction or damage on an awesome or catastrophic scale. A disclosure of something hidden from the majority of mankind. How appropriate the word apocalypse is for this little article. At least once a week I see a post somewhere from a fairly inexperienced […]

Lenses and Optics

Photo Lenses for Video: There is no Free Lunch.

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SLR video cameras and the newer large sensor video camcorders, are often used with photography lenses — which provide outstanding optics at amazing cost savings compared to lenses specifically designed for film/video. A superb photography lens may cost $2,000; about 1/10 of what a good cinema lens or servo zoom ENG style lens costs. However, […]

History of Photography

The Showman, the Sheriff, and the First Cameras

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Enter the Showman In my last article, we discussed the first image makers, up until the late 1820s when Niepce had actually been able to make images using a camera obscura and silver plates coated with Bitumen of Judea. On his way to England, Niepce had been introduced to a most interesting man, Louis Daguerre, […]

History of Photography

The Chemists, the Potter, and the Aristocrat: Imaging Before the Photograph

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Since I started my articles on the early development of photographic lenses, I’ve been wanting to write an article on the development of the first cameras. The early days are so much more fun to write about, back when photographic advances were about people rather than corporations. Many of the major players despised each other, […]

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