Re: red safe light

From: MARTINM ^lt;>
Date: 11/11/05-02:51:25 AM Z
Message-id: <001101c5e69d$368a3b90$77994854@MUMBOSATO>

----- Original Message -----
From: "Yves Gauvreau" <>
To: <>
Sent: Thursday, November 10, 2005 4:15 PM
Subject: Re: red safe light

> I think the key is to have a tungsten light bulb which gives out very
> if any UV. The color does not matter, some clear (or almost clear)
> will block UV. Think of flash tubes for example.

You might be better off chosing some high-power LED (LUMILEDs etc. are
available up to 5W now). They're already pretty narrow bandwidth "by
nature" - hence very little light is wasted by additional filtering.

Received on Fri Nov 11 02:51:29 2005

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