And now for a little bit of magic...

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Halvar

23 Feb 2015, 23:06

... in 1982:

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elecplus

23 Feb 2015, 23:20

Nifty! IBM had a "light pen" for some of their early terminals. I have one here somewhere, but I can't lay my hands on it just now...

andrewjoy

24 Feb 2015, 00:50

Ahh the days when you could say photo diode on TV and expect your audience to know what it is.

mr_a500

24 Feb 2015, 00:52

elecplus wrote: Nifty! IBM had a "light pen" for some of their early terminals. I have one here somewhere, but I can't lay my hands on it just now...
You mean like these?
2250-ad.gif
IBM light pen.jpg
IBM lightpen vector.jpg

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Muirium
µ

24 Feb 2015, 00:53

Light pens were all the rage for a while. I remember having one on an early system my family had, maybe the Commodore VIC=20. A little later on, the Nintendo Scope was a variation on the same idea. CRTs are slow, and you can capture them fairly easily.

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Daniel Beardsmore

24 Feb 2015, 01:25

I am not sure what the coolest part of this is:

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the1onewolf

24 Feb 2015, 03:59

OH so this is how starfleet wrote on their exploding panels.

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