Archived posting to the Leica Users Group, 2000/05/18

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Subject: Re: [Leica] "Quick" DOF calculation
From: "AWSteg" <>
Date: Thu, 18 May 2000 09:46:55 -0400
References: <>

Sounds like you do to me.

Al Stegmeyer  upstream photography &
- ----- Original Message -----
From: <>
To: <>
Sent: Thursday, May 18, 2000 9:22 AM
Subject: Re: [Leica] "Quick" DOF calculation

> In a message dated 5/18/00 6:05:02 AM, writes:
> >Actually, I have a tiny Excel spreadsheet that I made to use exactly this
> >formula. Works great! Like, for streetshooting, I can figure out just how
> >good my guesstimating has to be on the 35 wide open at ten feet...
> >you definitely CAN'T do from a DOF scale.
> Hmm, figuring depth of field for "street shooting" with a 35mm lens wide
> open? Guesstimating focus? Hmm? I'm sorry I don't get it? Are you shooting
> secret photos at night on the street? Is it dark? Is that why you're
> wide open? No? You want limited depth of field and that's why you're
> wide open? Why not just focus then rather than guesstimate? And this
> spreadsheet, what's up with that? Do you take your laptop along and
> your depth of field so you can guestimate? Wouldn't it be simplier (and
> noticeable) to just focus? I know I sound like I'm trying to be a jerk but
> I'm really not (or at least I don't think I am). I just don't understand.
> admit I'm not well versed in "street shooting" but usually if I'm worried
> about depth of field I stop down a bit. When I want to buzz a background I
> focus on the subject (I don't use a 35mm lens either). But hey, I'm kinda
> simple this way . . .
> Bob (thought he understood depth of field) McEowen

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