sigma 600mm

[rickj]

I bought a sigma 600mm at the weekend and tried it out today on my 10D. for a lens around £100 I was quite pleased at my first efforts, ok no auto focus. but for anyone looking for a cheap long lens worth a shout.

 

[puddleduck]

Are those 100% crops? Not bad if so...

 

[oldgit]

600mm for £100 that sounds like a real bargain.
What sort of lens is it. I know you said manual focus, but ...

Tell more

 

[purpleclouds]

It'll be a mirror lens

 

[rickj]

yep a mirror lens. and I did crop them, ok now for a stupid question and one I have been meaning to ask for a while what is meant by a 100% crop?

 

[oldgit]

yep a mirror lens. and I did crop them, ok now for a stupid question and one I have been meaning to ask for a while what is meant by a 100% crop?

100% crop is when you hit the "resize to 100% button" and cut out a chunk off that. Ie 1 pixel on your monitor is 1 camera sensor pixel.

 

[rickj]

ah now I know