Complete experiment system for quantitative investigation of transmission of signals via optical media, plus the processes of optical multiplexing and de-multiplexing. To build a two-dimensional optical system of high precision, a magnetic bench with a printed grid is provided, upon which it is possible to write.

Experiment topics:

• Glass fibers and optical telecommunications
• Acceptance cone and optimization of coupling to a fiber optic cable
• Absorption, effect of the length of the transmission line
• Coupling losses
• Diffraction by an optical grating and optical multiplexing
• Dichroic filters and optical de-multiplexing
• Spectral composition of light sources
• Spectral dispersion and recomposition
• Color and interference filters
• Signal shaping and matching
• Band width and limiting frequency
• Calculation of theoretical band width
• Optical diaphony
  

• 1 Optical bench, 600x480 mm, for attachment of magnetic components
• 8 Optical riders with magnetic base
• 2 Movable riders, l = 25 mm, with magnetic base
• 1 LED with collimating lens, in frame on stem, red
• 1 LED with collimating lens, in frame on stem, blue
• 1 Electronic signal transmitter, including power supply
• 1 Electronic signal receiver, including power supply
• 2 Phototransistors in housing on stem
• 1 Fiber-optic cable with SMA plugs, 1 m
• 1 Diffraction grating, 600 lines/mm
• 1 Dichroic filter in housing on stem, blue
• 1 Dichroic filter in housing on stem, yellow
• 2 Converging lenses in housing on stem, f = 50 mm, 40 mm dia.
• 1 Slide holder for gratings, on stem
• Component holders and spring clips
• Optical bench 600x480 mm²; Grid radials: 0°, 45°, 90°, 135°; Grid subdivisions: 5 cm, 1 cm
• Weight: 6 kg approx.