Luckily, even the li'l Oly PipSqueak 200 (anybody else got one of these?)
has a scale for ASA 80-100 and 25-32. All you need is a magnifying glass to
read the tiny numbers.
---
Lex
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From: "Harridge, Wayne" <Wayne.Harridge@xxxxxxxxxx>
Lex wrote:
>
> The easiest way to remember guide numbers (for me, anyway) is
> to use ASA 100
> and 10 feet as a reference point. Some flash units, like the
Note that the Olympus flash model number usually gives away the guide
number, but in meters. This means with 100 ISO film I can shoot at f4 and
8
meters with a T32 (GN=32, meters), or f2.5 (f2.8 ?) with a T20.
Wayne Harridge
Ivanhoe, Victoria, Australia
http://www.geocities.com/wayneharridge/
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