Re: Tried out the 20/1.8 last night

2009-12-13 Thread Joseph Tainter
I had the use of one of these for a while. It was surprisingly sharp, even wide open, but definitely not as good at controlling flare as the FA 20 F2.8 (which is demonstrably sharper). In the end I bought the FA 20 instead, sacrificing the speed. But the Sigma is definitely a good lens. Joe -

Tried out the 20/1.8 last night

2009-12-12 Thread Larry Colen
I thought I sent this about an hour ago, but it never showed up in my mail queue so pardon me if this is a repost. The short form is that optically the lens does what I need. It's wide and fast, and in the lighting situations that I'll be using it, the optics aren't the weak link in the sys