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Re: (meteorobs) Automated Meteor Observing
On Wed, 28 Mar 2001 fb4a042@botanik.botanik.uni-hamburgdot de wrote:
> > If using an intensifier is too difficult or costly, you should try an
> > ultra-miniture (these things are TINY) high sensitivity Watec 902H (the NTSC
> > version has a different code I believe) which with AGC Hi gives 0.0003 lux
> > at f/1.4. It is no intensifier, but is much better than most "low light
> > level" security cameras. In Australia they cost A$500.
>
> That sounds great - does anyone have any idea on the limiting
> magnitude that can be achieved with the Watec ? What is
> the chip size ?
It has a 1/2" CCD. I've only used it with an 8mm f/1.4 lens designed
for a 1/3" chip, but ignoring the vignetting in the corners, it
gets to mag 5 with a 54 deg disgonal FOV.
Cheers, Rob
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