China Wholesale Ellipsometer Manufacturers – LIT-4B Newton’s Ring Experiment Apparatus – Complete Model – Labor

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China Wholesale Ellipsometer Manufacturers – LIT-4B Newton’s Ring Experiment Apparatus – Complete Model – Labor Detail:

Description

The phenomenon of Newton’s rings, named after Isaac Newton, when viewed with monochromatic light, it appears as a series of concentric, alternating light and dark rings centered at the point of contact between the two surfaces.

Using this apparatus, students can observe the phenomenon of equal-thickness interference. By measuring interference fringe separation, the radius of curvature of the spherical surface can be calculated.

Specifications

Description	Specifications
Minimum Division of Reading Drum	0.01 mm
Magnification	20x, (1x, f = 38 mm for Objective; 20x, f = 16.6 mm for Eyepiece)
Working Distance	76 mm
View Field	10 mm
Measurement Range of Reticle	8 mm
Measurement Accuracy	0.01 mm
Sodium Lamp	15 ± 5 V AC, 20 W
Radius of Curvature of Newton’s Ring	868.5 mm
Beam Splitter	5:5

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