Novel sine arm for laser small-angle measurement device
A laser small angle, measuring device technology, applied in the field of geometric quantity measurement, can solve the problems of low efficiency, high price, inconvenient installation and adjustment of the split structure, etc., to reduce sensitivity, reduce error sources, and improve the system. Effects of Resolution and Measurement Accuracy
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[0023] A new type of sinusoidal arm used in the laser small-angle measuring device according to the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0024] Such as Figure 2 to Figure 4 As shown, the shape of the sinusoidal arm 1 of the present invention is a cuboid, with the center of the sinusoidal arm 1 as the center of symmetry, two square grooves 3 are opened at the symmetrical positions of both ends of the sinusoidal arm 1, and the two square grooves 3 are Hollow corner cube mounting holes 2 are provided at the bottom, and the distance between the centers of the two hollow corner cube mounting holes 2 is the length of the optical arm of the sinusoidal arm; the two hollow corner cubes are respectively fixed in the hollow corners in the two square grooves 3 Prism mounting hole 2. The inner walls of the two square grooves 3 are evenly distributed along the circumference with three lug-type protrusio...
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