Boy I've got to proofread better!

I meant "...trying to keep them in focus when you CAN'T see well
enough."  and later "It's hard ENOUGH to focus when things are
bright."

Maybe I should take an english class.


Bruce



Thursday, May 02, 2002, 2:44:30 PM, you wrote:

BD> Mishka,

BD> Many times the stop extra is more for viewfinder usage - focusing,
BD> composing, etc.  Try shooting a wedding in dim light on moving targets
BD> trying to keep them in focus when you can see well enough.  Or try
BD> focusing an f4 wide angle on a nearby group in dim light.  It's hard
BD> to focus when things are bright.  So more speed there would help even
BD> though the shot may be taken at F8 or 11.  That's when the speed is
BD> really worth it.


BD> Bruce



BD> Thursday, May 02, 2002, 1:24:13 PM, you wrote:

M>> I guess, what I would care to know is what are the situations when 1 or
M>> less extra stop makes critical difference.
M>> I can understand fast tele: when you stick 2X converter on 300/2.8, 1
M>> stop initial difference would translate into 2 stops, and I do think
M>> that's quite a bit. But what are situations where 50/1.2 is absolutely
M>> needed over 50/1.4? If you say "available light", I have hard time
M>> believing that the gain of speed, say 1/50 vs 1/40 makes difference
M>> between a shot taken and a shot missed. Does it, really? 

M>> Tom, you said, you'd pay 3 times more for a 75mm normal lens, but you
M>> didn't say why.

M>> I don't intend to step on anyone's toes, just trying to figure out what
M>> I am missing.
M>> Best,

M>> Mike

>>> From: tom 
>>> Subject: RE: how much 1 stop worth? 
>>> Date: Thu, 02 May 2002 10:56:32 -0700 
>>> 
>>> Depends on the lens. I would pay $1500 for a FA 645 75/2, which is 3
>>> times the 75/2.8 price. I'd be willing to pay a bit more for a 55/2.
>>> 
>>> So, in my case, 300% if I felt I needed it.
>>> 
>>> tv
M>> Yahoo! Health - your guide to health and wellness
M>> http://health.yahoo.com
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