Most lenses are sharpest at an aperture closed down?

Answer None of the above - if you're using a 50mm f1.4 for your example. If you're using a 70-210mm f4 zoom maybe three stops to f11.If you're using a 70-200mm f2.8 maybe four stops to f11.A general "rule... Read More »

Top Q&A For: Most lenses are sharpest at an aperture closed ...

Which brand has the sharpest lenses?

James let me explain some stuff about this that takes a lot of shooting and a lot of time to realize. Sorry to say it bro but there is no straightforward answer for this. Just opinion and unfounded... Read More »

Youtube closed down?

They are updating their site. It should be up and working in about 1 - 2 hours.

Has wikipedia been closed down?

The correct url is http://wikipedia.orgThe url you went to is , which does have "Wiki does not exist" at the top of the page.I can't believe none of the 8 answers before ... Read More »

Can anyone explain to me why is wikipedia closed down?

The blackout is in protest against proposed legislation in the United States – the Stop Online Piracy Act (SOPA) in the U.S. House of Representatives, and PROTECTIP (PIPA) in the U.S. Senate. The... Read More »