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    Unsharp Mask applying methods

    Brian,

    In the paragraph (d) of the previous post I'm trying to say: If there is stated that any digital image have a certain loss of sharpness dued to the equipement itself, it seems logic to...
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    Unsharp Mask applying methods

    I have answered a question posted by Glenn Kroeger in the past. Because of my interest on the matter, I post again to know some opinions about USM. Thanks.

    Some points about USM,

    a) Any digital...
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    "smart" sharpening software

    Some points about USM,

    a) Any digital image, both from scanners and digital cameras, will need some amount of USM in order to be sharply viewed at final step (screen, inkjet, photogrphic paper,...
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    4x5/210 mm lens reproduction ratios

    Dear Irving,

    there is a simple way to make yourself such a table:

    Focal lenght + (Focal lenght x repro. ratio) = Total lens to film distance.

    where repro. ratio is: m = Image size / Object...
  5. How is the height of the lens above the plane of sharp focus measured?

    In my last posting, there is a typing error. In the seventh paragraph "1/Focus on ..." they must be changed the order of "foreground" and "background". Focus in first place the background point...
  6. How is the height of the lens above the plane of sharp focus measured?

    Me approach in applying the Scheimpflug's rule in practice is different and dependent on what kind of camera I'm using and what kind of pictures I'm taking. Sinar/Linhof or flat bed?, far away or...
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