The forerunner of the Laser Pointer

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Chris M.

Flashlight Enthusiast
Joined
Jan 17, 2001
Messages
2,564
City & State/Province
South Wales, UK
Thought I`d share the latest addition to my small and slow-growing collection of vintage flashlights. Only this one isn`t a traditional flashlight. Made by prolific British manufacturer Pifco, catalog number 1598 to be precise:

pifcoscreenpointerbox.jpg


It consists of a fairly ordinary chrome plated 2C body but has this big traffic-wand-looking part for a head:

pifcoscreenpointerhead.jpg


In the end of this enlarged head is a plastic lens, which works together with a simple focussing mechanism:

pifcoscreenpointerfocussing.jpg


...and this special bulb that has a straight-wire tungsten filament that`s in a flat V-shape:

pifcoscreenpointerbulb.jpg


...to project an arrow shape that you`d use to highlight areas of interest during slideshows or presentations using those giant overhead projectors. The ones where you`d put the document to be projected on a platform underneath a bright thousand-or-so watt bulb inside, and a mirror together with a huge lens would project it out the front onto the screen.

pifcoscreenpointerbeam.jpg


It`s very bright in here right now, the arrow is actually quite noticeable though not as bright as a laser would be. Of course the projectors used back in the days this torch was made wouldn`t be as bright as some units today so I imagine it was rather effective. Sorry but I don`t have a laser on hand to compare it to.

An interesting item from the days before diode lasers and digital video projectors. And yes, you could probably also use it as a traffic wand if you wanted to - the whole head glows bright red during use.

/ubbthreads/images/graemlins/grin.gif
 
I remember these. My old Jr. High has a planetarium. They used these lights to point at stars.
 
My old Jr. High had a planetarium too, and they'd use one of these lights to point out stars and planets and stuff.
Oh wait... you went to Marie Drake Jr. High too, didn't you? /ubbthreads/images/graemlins/wink.gif
 
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