On Monday, December 16, 2002, at 10:22  AM, Pål Jensen wrote:

Dan wrote:


What does "its performance is diffraction limited" mean?
When light passes though a hole light are getting scattered or "bent". This limites the theoretically possible resolution of a lens.

Pål

Don't all lenses share that? I guess I'm confused as to why you specified the 77/1.8 in that way.

Dan Scott

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