Using old manual lenses on dslr

Shooting manual lenses on Pentax DSLRs -

In most SLRs and DSLRs, focusing is done at full aperture, and if you set the aperture to, say, f11, it remains fully open until just before exposure, then it stops down for the exposure and opens up again.

How to Use M42 Lenses with a Canon EOS

This gives a brhter viewfinder image and makes focusing easier and more accurate.

<strong>Using</strong> <strong>Old</strong> Pentax <strong>Lenses</strong> on Newer Pentax

Old Glass How to Use Old Film Lenses with

For almost all manual focus lenses, this stopping down during exposure is accomplished mechaniy via a lever which is moved as the cameras mirror flips up.

Old Film Camera Lenses On New Dital

The Canon EOS system bodies have no means to do this.

Using old manual lenses on dslr:

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