Physics | Light, Sound and Waves | Optics A. Optical Bench, Wooden A
Wooden baseboard 1.6m x 140mm with a 1.5m scale divided in mm plus 6 sliding moulded bases 100 x 50mm each with index line, brass pillar and locking screw. The following accessories are included:
• 1 12V, 24W S.B.C projection lamp with lead and 4mm plugs • 1 white metal object screen 75mm in diameter with gauze • 1 holder for lenses, 38mm diameter • 1 white metal receiving screen, 100 x 75mm with a slot for squared paper screen on the reverse • 1 object needle mounted in 6mm brass rod • 1 Plane mirror in a metal frame 100 x 75mm
Each of the accessories is mounted on a 6mm brass rod which fits into the stands giving an optical height 125mm above the base board.
A power supply unit is required for the projection lamp.
E8H89963 B. Young’s Slits
For the measurement of the wavelength of light by the observation of ‘fringes’ produced by the interference between the 2 beams of light, from a common source, passing through the 2 slits.
Photographically reproduced double slit 10mm long x 1mm separation protected by glass plates and framed in a 50 x 50mm mount.
Size: 107 x 50 x 10mm. E8H26138
£20.48
C. Optics Pins Nickel plated iron, heavy gauge. Length 75mm. E8R06824
B
D. Lens Holder: Adjustable, Simple Pattern
V-section with hinged arms to take any lens or mirror up to 75mm diameter.