Will Kaiser

Can this help me with my 100-400 L lens either standalone or with extender? If so, what focus settings are optimal?

Thanks,
Will

"negligent longitudinal chromatic aberration"

That's negligible; almost opposite meaning

Thanks Guys for the take; it makes it a little easier; now I need to find a high spot in Manhattan over a busy intersection.. Will

I want to learn street photography ala Martin Roemer.  I'm pretty sure he uses multiple strobes.  Any suggestions how I might try his technique?Here's a couple of his street...

A bit off topic, but an analogous HDR question.  If you shoot HDR in low light on a tripod with a 2 sec timer, is the best shot achieved by turning off auto ISO and setting to P?

I've immensely enjoyed my 5diii with 24-105 kit.  I've taken nearly 10000 pics without removing the kit lens.  Today I'm experimenting with my 135L and finding my depth of field too narrow.  I need...

One of the most useful and well written posts I have ever read. Thank You