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How can I disassemble a Computar M8513 lens?

Usually these things have a retaining ring that holds the lens assembly into the barrel/body of the lens. If you look at the front you'll probably see a ring with a couple of slots opposite each other....
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0 votes
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What lens do I need?

Just to follow up on Philip's answer, I think you should take a look at the "Creative Style" setting in your camera. https://helpguide.sony.net/ilc/1720/v1/en/contents/TP0001653152.html Note ...
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7 votes

What lens do I need?

Lenses do not affect colour balance to any significant degree - they are designed to be as neutral as possible. If the colours are too warm, reduce the colour temperature in your camera (or in post-...
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1 vote

Why can't my Canon 18-135mm IS focus to infinity when zoomed past 100mm?

If you have the older 2009 version EF-S 28-135mm and can manually focus the lens at focal lengths between 100mm and 135mm, but autofocus does not work beyond 100mm it's probably due to a worn ribbon ...
  • 172k
2 votes

Do all macro lenses have dark shadows when shooting?

Many macro photographers use a ring light, such as this US$40 unit, to eliminate shadows cast by the camera body, lens, and photographer. Some ring lights come with a selection of color filters to ...
0 votes
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What focal length is best for photography of rugs?

You already have a camera and a lens. Try them. But the real answer depends on the relation between the size of the object you are photographing and the available space you have to move further back ...
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0 votes

I want to measure far distance focus in a short space, but give myself a greater FOV, how would I do that?

A close-up lens, sometimes called a close-up filter, is in common use. These are convex lenses akin to reading eyeglasses. The close-up supplemental lens allows the camera to focus to closer distances ...
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