>"Neuman - Ruether" <email@example.com> skrev i meddelandet
>> On Sat, 26 Apr 2003 12:00:03 +0200, "Maxx Taxx"
>> <firstname.lastname@example.org> wrote:
>> >In Europe there is a new Panasonic model called NV-GS50 that replaces the
>> >old model NV-GS5.
>> >However NV-GS50 has a CCD size of 1/6 compared to 1/4 for the old model.
>> >(the new lens is "2,3-23mm F1,8 filter diam 27mm"
>> >and the old lense was "3.15-31.5mm, f1.8-2.5 filter diam 30,5")
>> >I have heard that generally it's better with a larger CCD but I think the
>> >difference in lenses might make up for this because otherwise 1/6 would
>> >be terrible, wouldn't it ?
>> The reduction of the CCD size from 1/4" to 1/6", assuming
>> the pixel count, sensor type, associated electronics, and
>> lens maximum relative aperture (it, not the "thread
>> diameter", determines maximum light-passing ability...)
>> are unchanged, would result in considerably-reduced
>> sensitivity, and likely more "noise" in the image in
>> all light levels....
>> David Ruether
On Sat, 26 Apr 2003 17:53:29 +0200, "Maxx Taxx" <email@example.com> wrote:
>Thanks, Neuman !
>Can you also calculate what the widest angle (wideangle) of the zoom of the
>old model would have been, had it been a 35mm camera given it's a
>"3.15-31.5mm, f1.8-2.5 filter diam 30,5".
This is difficult to do, since there are too many
"unknowns" - but in general, Panasonic 3-chip cameras
have lenses that are a bit to somewhat wider than those
of other companies (an advantage, I think...), but I don't
know if this is true for the 1-chippers...
>I hope you understand my swenglish here :o)