Re: Fwd:

[R Sriram <rsriram@xxxxxxxxxxx>]

What he says is true. 

c (velocity of light) = nu (freq) * lambda (wavelength)
When the wavelength increases, the frequency decreases, as in the case 
of IR. 

Gavin Wrigley wrote:
| 
| I recieved this email in the early hours of the morning, and its bugging 
| me, so I thought I'd get the "experts" on the list to see what they make 
| of it.
| 
| His reference is to http://www.coolmint.co.uk/infrared/guide/
| 
| 
| ---------------- Begin Forwarded Message ----------------
| Date:        11/7/00 8:53 pm
| Received:    12/7/00 3:45 am
| From:        edge_bit@xxxxxxxxxxx
| To:          infrared@xxxxxxxxxxxxxx
| 
| Technically one of the things you say in your rough guide is a falacy. 
| Now, don't be offended. I'm just being analy technical. But 700nm+ means 
| a lower frequency. Because the wavelength is longer it takes a longer 
| time for a cycle to complete. I forget what the frequencies are for 
| infared but I assure you that they are way BELOW the visible light 
| spectrum. =) Waves fascinate me, I am a computer science student but I 
| have a small interest in physics and thats why I feel it is necessary to 
| bring this to your attention, although I am sure you already know all 
| this.
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