Just got the Sekonic 328F back from my friend, he borrowed it some months
ago for playing with his new home studio.
Here is the result I got, flash to meter distance 10 feet, ISO100, 1/125s:
FL-50
Zoom setting: 35mm
GN30 - F2.8 0.1
GN42 - F4
GN59 - F5.6 0.1
GN84 - F8 0.1
GN118 - F8 0.7 (full power)
Zoom setting: 85mm
GN29 - F2 0.9
GN41 - F2.8 0.8
GN58 - F4 0.8
GN82 - F5.6 0.8
GN116 - F8 0.8
GN164 - F11 0.5 (full power)
T-32A
GN52 - F4 0.6
GN104 - F8 0.2
T-32B
GN52 - F4 0.2
GN104 - F8 0.2
C.H.Ling
----- Original Message -----
From: "Chuck Norcutt"
> Anybody with an FL-50 got a meter? How accurate are the guide numbers
> at various power levels and zoom settings?
>
> Chuck Norcutt
>
>
>
> C.H.Ling wrote:
>> Sorry for mis-read your point, the GNs on older flashes might be not
>> accurate and mostly under powered but the FL50 seems much better. On the
>> field it is not easy to reach a very accurate fill due to time limit,
>> sometimes I just use TTL with -1 flash compensation. I'm also not good in
>> estimate distance but anything in the 0.5 stop error range is ok with me.
>>
>> C.H.Ling
>>
>>
>> ----- Original Message -----
>> From: "Chuck Norcutt"
>>
>>> How does any of this relate to the subject of my comment which was that
>>> flash units tend to be underpowered with respect to guide number? My
>>> statement means if you use guide number in your calculation your shot
>>> will be slightly underexposed. That's all. I meant nothing with
>>> respect to various exposure situations.
--
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