[Tig] Fwd: Larry Smarr - Supercomputing and the Human Brain, Singularity University
PChapman at fotokem.com
Wed Aug 5 18:43:23 BST 2015
Great memories Peter. Good to hear from you.
Believe it or not we still have film timers alive and well at FotoKem, and a couple of days ago I met a member of a very endangered species, a negative cutter who is starting a new project with us!
Ex Rank Cintel also!
> On Aug 5, 2015, at 10:38 AM, peter_swinson--- via Tig <tig at colorist.org> wrote:
> Sohonet www.sohonet.co.uk sponsors the TIG.
> Way back in the early 1970's I was a service engineer for Bell & Howell International.
> One of the product ranges I worked on was Hazeltine Color Film Analyzers.
> While by 1969 Hzeltine had designed a solid state analyzer, I had to look after their 1950s machine, a vast rack of vacuum tube chassis a CRT scanner, operates at maximum of 50uA and scanned the film through to a RGB beam splitter and three photomultipliers. The image was displayed on a circular RCA color Shadow Mask tube.
> These beasts were used by "timers" to grade the color negative and create a punched tape that fed RGB values to film printers. Such a beast was still in operation at Humphries Film Lab in London in 1976 !
> The principle used was of course similar to Rank Flying Spot scanners.
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