Conquest of Light

Box 42^20,375^^Barcode: 10120^Presented by: Bell Telephone.^Written by: Marc Siegel^Composer: Bernardo Segall^Photography: Michael Livesey^Narrated by: Norman Rose^Directed by: Paul Cohen^^Opening shots of sound waves of different patterns.^^Shot of hand on telegraph, sending message, man at microphone, woman working huge telephone switchboard.^^Shots of huge radio tower, amplifying structures.^^Scientists testing different types of light waves, focusing on coherent light, shots of testing equipment.^^Shot of single, burning candle.^^Shots of scientists working at Bell Telephone laboratories, on optical laser. Shot of laser beam, man blowing glass tube for neon, heart of laser is tiny crystal, being picked up with tweezers.^^Artist rendering shows how laser beam is produced.^^Man wearing special eye protection pours steaming liquid into vat.^^Shot of pushing button and emitting tiny pulse beam strong enough to put a hole in a steel razor blade.^^Feb. 1961, First coherent light, scientist at machine producing controlled beam.^^Many shots scientist working at controlling light beam, looking through microscope at moving organisms.^^Shot of glass model of atom.^^Shots show uses of laser: hole in steel, dr. using in surgery.^^Shot of the Moon, shot pans back to show laser beam from Earth to the Moon.^^