Metal tube with adjustable focus and slit for rapid examination of the spectral composition of white light.
Achromatic lens and 3-element prism.
Supplied in a wooden box.
Includes
A ster...
Benchtop spectrometer
Scale: 170 mm in diameter, divided from 0 to 360º with 1º accuracy
Independent locking screw.
Lens with 150 mm focal length and 212 mm aperture with spiral focusing sys...
Light meter (luxmeter)
Digital light meter used to measure the amount of ambient light. This item is professional quality with high precision.
Features
Measuring range: 1 to 50,000 lux
A...
Hartl's disk
It consists of a 230 mm rotating disc with a 360° graduated scale, a heavy stand and a light source.
Complete with all acrylic fittings and slit light source.
Includes
mu...
Bench polarimeter
Supplied with two polaroids (one used as a polarizer and one as an analyzer), A Laurant half-shade device and 20 cm long observation tube glass.
The polarizer and half shade...
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