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[vsnet-chat 5792] Re: [AAVSO-DIS] survey, pixy etc
- Date: Tue, 31 Dec 2002 10:11:44 +0900 (JST)
- To: vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp
- From: Taichi Kato <tkato@kusastro.kyoto-u.ac.jp>
- Subject: [vsnet-chat 5792] Re: [AAVSO-DIS] survey, pixy etc
- Cc: aavso-discussion@informer2.cis.McMaster.CA
- Delivered-To: vsnet-chat-archive@ooruri.kusastro.kyoto-u.ac.jp
- Delivered-To: vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp
- Sender: owner-vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp
Re: [vsnet-chat 5768] Re: [AAVSO-DIS] survey, pixy etc
> The one problem is fixed ;) I just attach to camera Schuler 1.25" V-filter.
> I hope it can be much more useful!
Before actually reporting "V" magnitudes, please confirm that your
filter blocks the infrared light (often referred to as a "red leak").
Beware that using filters not intended for CCDs (I don't know whether
youe Schuler is for a CCD or nor) may easily cause problems.
Regards,
Taichi Kato
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