Infrared and Laser Engineering, Volume. 50, Issue 6, 20210087(2021)
Research on structure design of optical mount with high stability in laser system
Fig. 1. A common optical mount used in laser system. (a) Oblique view; (b) Exploded view
Fig. 2. Cross-sectional view of a common adjustment screw for precision displacement driving. (a) Common adjustment screw; (b) Schematic diagram of the thread pair
Fig. 3. Effect of the axial shift of the adjustment screw structure on the position of the optical part. (a) Schematic diagram of optical mount disassembly; (b) Position change of optical part
Fig. 4. Effect of the axial initial position and axial shift of the adjustment screw on the angle position of the optic part
Fig. 5. An improved adjustment screw structure. (a) Exploded view of the structure; (b) Thread fit; (c) The cross section of
Fig. 6. Diagram of adjustment screw and nuts. (a) Adjustment screw; (b) Slotted nut; (c) Un-slotted nut
Fig. 7. Test of axial micro-displacement of adjustment screw. (a) Top view; (b) Oblique view
Fig. 8. Tests of axial clearance change of different adjustment screw structures
Fig. 9. Optical mounts with different adjustment screw structure. (a) The un-slotted; (b) The slotted
Fig. 11. Thermal shocking tests of two optical mounts. (a) The slotted; (b) The un-slotted
Fig. 13. Angular shift of different optical mounts under thermal shocking. (a) The slotted (grease+heat treatment) versus the un-slotted (grease+heat treatment); (b) the slotted (grease +heat treatment) versus the structure (no grease)
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Chao Zhang, Gengxiu Tang, Zhigang Liu, Liunian Zheng, Youen Jiang, Donghui Zhang, Jianqiang Zhu. Research on structure design of optical mount with high stability in laser system[J]. Infrared and Laser Engineering, 2021, 50(6): 20210087
Category: Optical devices
Received: Feb. 1, 2021
Accepted: --
Published Online: Aug. 19, 2021
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