Question:
How to clear the blur from magnified (zoom in) picture?
rockabs4
16 years ago
I have only 1 digital photograph of my class left with me, and it is very small in size, so I cannot see anyone in it clearly. I zoom in, and the pixels shoot up making it unclear/blurred. Is there a way I can reduce the blur, so that when I zoom in, I get to see a better picture?
Five answers:
amybeader
16 years ago
No. That's the nature of digital images. They are made out of pixels/dots, and when you zoom in or enlarge them all you are doing is enlarging the dots. The problem is the resolution is too low—there isn't enough information in the image to allow you to increase the image size. You would need a high resolution image to allow such zooming in to product a usable image.



Even programs like Photoshop and some Photoshop plug ins that can do a somewhat better job of this can't work with very low resolution images; they use what is called "interpolation," which means the computer and software just make best guesses as to where to fill in missing info. The results can sometimes be very good, but I suspect your image is too small to work well.
Fishmeister
16 years ago
Amy is right, you need a high resolution file to be able to zoom in and get a clear image. You also ideally need the photograph to have been taken with a tripod so that when you zoom in you will not see any slight motion blur by hand holding the camera.



There is a plug-in for PS called Genuine Fractals 6 that does a pretty good job of 'guessing' what the pixels would be and building the image, but it is not a miracle worker and can only do the best it can with the quality and size of the image available.



http://www.ononesoftware.com/detail.php?prodLine_id=2



.
Catherine
9 years ago
Anthony above has it right. He explains WHY you get blurred pictures (I gave him the thumbs up). But as to HOW to get clear picture he didn't explain. Here are some of the things you can do to get sharp pictures (warning: you will NOT be able to do all of them at the same time). Use LOW ISO number use HIGH F number (smaller aperture hole) use HIGH shutter speed number (fast shutter speed) use TRIPOD (for steady camera) use FLASH (flash duration is as short as few milliseconds / thousandth of second). use WIDER angle lens setting (move up instead of just zooming whenever possible). hold the camera steady (even after the exposure). Cameras are not done at the count of three. It may take 1 second or more from the time you press the shutter and the camera finishes taking picture. So count 1, 2 (shutt half way down / focus lock), 3 (shutter), 4, 5 (relax). Practice. get MAX light (like out doors). Now again you will not be able to to all of the at the same time. You will have to make choices at to what is the most important for your situation at the time of exposure. For example if you go with LOW ISO number you will have to lower your shutter speed or up the F stop number. So experts on do that only if they have enough light. The tripod is photographer's best friend. When you can't get enough shutter speed / F number / ISO, then you can use it (tripod) to hold the camera rock stead down to few seconds. Only experience will teach you. But if you expect the camera to do all the work... well now you know why professionals photographer still charges thousands fo $$ to do your once in a life time weddings. But no matter what have fun experimenting. That's what digital is all about. Good Luck. === Don't forget to vote for the BEST ANSWER - please - whoever it may be. FACT: You also get +3 points when you vote for BEST ANSWER
Erika
8 years ago
Clear A Picture
KenL
16 years ago
Best way in photoshop is to enlarge the image many *many!?) times at 1% each time.



Also, there are Photoshop plugins and other software to enlarge nicely.

See:

http://amprox.com/photo/886/enlarge-photos-without-losing-quality-size-fixer-xl-serial-keygen-carck-download.html


This content was originally posted on Y! Answers, a Q&A website that shut down in 2021.
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