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Old November 9, 2007   #54
dcarch
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Quote:
Originally Posted by neoguy View Post
You can't beat the military for optics. But, I'm confused with the comment about parallax correction. With a view camera, as with a single lens reflex, no parallax correction is required. What you see is what you get unless there is barrel distortion or edge fall off. Now if we're talking a range finder camera or a twin lens, thats a different story.
Not "wine-barrel" distortion. Parallax correction is to correct "key-stone" distortion. For a view camera, you can tilt the film holder in many ways to achieve this. They also sell parallax correction lenses for SLR cameras which can move up and down the optical path to achieve this.

dcarch
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