Optical components
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47151 4
Ruled grating, 1000/cm (metal)
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47127 4
Holographic grating in frame
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47202 8
Calcite crystal, birefringent
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472401 4
Polarisation filter
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472601 8
Quarter-wavelength plate, 140 nm
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47259 8
Half-wavelength plate
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47195 4
Photoelastic models, set of 4
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657591 4
Polarimeter
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6575901 8
Sodium lamp for polarimeter
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459032 4
Halogen lamp,12 V/20 W
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