The last Kodak movie-film factory is at death's door

In article , Eric Stevens wrote:

nospam:
not rubbish.

stare into a tv remote and tell me what you
see/feel/detect/sense when you press buttons.

do the same with an ultraviolet led and a uv pass filter (to
block the visible spectrum) and tell me what you
see/feel/detect/sense.

answer: nothing. nothing at all. completely invisible and
undetectable by humans. no tan. no burn. no heat.

Eric Stevens:
Who said I have to detect it with an eyeball?

Sandman:
Please enlighten us with what part of your body you would detect
the infrared light from the tv remote.

I doubt if I could detect the infrared light from the TV remote.

Case proven, then. Your body can't detect infrared light. Glad we got that
sorted out.


--
Sandman[.net]

In article , Eric Stevens
wrote:

stare into a tv remote and tell me what you see/feel/detect/sense
when you press buttons.

do the same with an ultraviolet led and a uv pass filter (to block
the visible spectrum) and tell me what you see/feel/detect/sense.

answer: nothing. nothing at all. completely invisible and
undetectable by humans. no tan. no burn. no heat.

Who said I have to detect it with an eyeball?

Please enlighten us with what part of your body you would detect the
infrared light from the tv remote.

I doubt if I could detect the infrared light from the TV remote.

exactly the point.

I used the example of http://media.mightyape.net.nz/images/get/100295364
I can detect that in the dark even if I'm blindfolded.

what you're detecting isn't the infrared light.