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| Polarimeter, Laurent’s half shade tube for above.
(SI-PH-1143) |
| Consist of two Polaroid’s (One used as polarize and the other as analyzer) Laurents half shade device and 200mm observation tube of glass, the polariser and the half shade device fixed at one end the angle of rotation can be measured accurately to 6 minutes of arc with the help of vernier scale rotatable along a circular scale graduated from 0 to 360 C. Fine motion tangent screw provided for finer adjustments complete with case. |
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