f_stops

And you can set the camera to use different focus points depending on orientation.  Also note that if you set two back buttons to focus - one with the registered point, and one for the selected...

You might need to re-read the review and look at the pictures. There is significant difference at f3.5 - the photos clearly show a difference. The OLPF /AA filter blurs the higher frequency...

You might need to re-read the review and look at the pictures. There is significant difference at f3.5 - the photos clearly show a difference. The OLPF /AA filter blurs the higher frequency...

Great News! We're in good...

The Nikon D800 can't keep up resolution-wise. And at base ISO, my new 5dIII noise is apparent and I miss the clean files of my recently sold M9....

This is a trick. "Focus on the Red Dot." Then out comes the credit card.

What is the focal length? Is the target printed on brown paper, or under-exposed? Is it handheld/tripod/mirror lockup? Autofocus or manual?Could be lots of things. Have you micro-adjusted the...

Your used printer is worth up to $880 in trade in allowance from Canon.In addition, Canon is offering some great rebates -- up to $1000. I just bought an ifp8300. Since the 8300 comes with 12...

Definitely use a d800 for more DR and resolution . . . or maybe a 5dIII for higher FPS . . .

Available! Looks like new shipments have arrived - http://www.nowinstock.net/digitalcameras/canon/5dmarkiii/