Newton’s Ring Microscope |
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| Newton’s Ring Microscope
(1151 ) |
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A standard Microscope unit having 30x magnification is provided with a rotable cross line and the eye unit can be focussing and can be raised or loweredand can be clamped in any desired position. The focussing of the microscope unit is done b rack and pinion arrangement.
The longitudinal movement of the microscope saddle for the purpose of the rings is done by rotating the durm. The 26 mm movement can be read by scale and on the divided drum to 0.001 cm. Newton’s ring set consisting of the optical flat glass and one Plano- convex Lens(100mm radius) arranged inside a metal case resting over the stage of the instrument which can be adjusted for the alignment of the measuring line. An adjustable reflector plate in the required direction is fitted on to the side of the set. The condenser lens is provided in front of the reflactor.
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