Products

PHY-00590

For proving that angles of incidence and reflection are equal for any setting. A protector (actual 'D') is screen printed on a superior quality laminated board. It consists of two independent arms containing 16” long stainless steel pipes. One arm is set at any arbitrary angle and other is adjusted till one listens to the maximum sound. At the position of maximum sound to angles will be equal as indicated by the 'D' reading.

PHY-00584

Housed in a case, with straight filament lamp. The lamp holder is mounted in sliding metal bridge piece which provides sufficient adjustment to covering, parallel or diverging rays. The enameled steel body has slots to support a cylindrical lens & a triple slit screen. Extra slots are provided for filters. The box is supplied complete with lens& triple slit.

PHY-00575

Aluminum disc fixed securely on top of a pillar. A nozzle at the center of the plate provides a route to the flow of air through the pillar. Pillar has stop-cock for air regulation and riffled nozzle for connection to a vacuum pump through suitable rubber tubing. Complete assembly mounted on a heavy cast-metal tripod base.

PHY-00570

Mounted on a rod dia 10 mm, length 150 mm.