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Point and Shoot camera sharpening

Discussion

2 replies
Posted by David Prichard on March 20, 2006 at 10:43 AM

I've been teaching a basic photography course for the local city education program. It has met with enough success that I was approached to do a more advanced course for those with a deeper interest in photography.

To date, the range of cameras has been from basic point and shoots to more advanced DSLR consumer models. In my review of consumer cameras some have in camera sharpening adjustments but many, particularly the lower end don't.

My assumption is that those with in camera sharpening would benefit from post processing where those without won't. While I wouldn't want to discourage those with such lower end cameras from post processing experimentation, will sharpening be of benefit to such cameras?

Dave
Posted by Guy Tal on March 20, 2006 at 10:56 AM
Dave,

Actually all digital cameras have in-camera sharpening. The low-end ones are the ones that won't let you turn it off. It's actually the high end models that allow you to capture with low or no sharpening (which destroys raw data in favor of more crispy "out of the camera" appearance).

As a rule all images need some degree of sharpening to optimize for a given output (whether in print or digital presentation). Without knowing what the specific output will be, in-camera sharpening takes a (very uneducated) guess at a compromise. For best results you want to capture in raw format with no in-camera sharpening, and apply all sharpening in your post-processing workflow.

Guy
Posted by Mel Ladewig on March 20, 2006 at 2:17 PM
Point and shoots do benefit from post processing sharpening, but the files seem to take a much different application of USM than DSLRs do. I found that a setting of 30, 1, 1 or so worked best with my P&S, while my DSLR takes something like 150, .5, 1. I think the cause for the difference is in how the sharpening is applied in camera.

Mel-