Test method for angular deviation of photoelectric radar laser receiving optical axis and infrared optical axis in airborne environment

• Main Authors: WANG LEI, HAN XUHAO, HE XINGFEI, WANG YOUZHI, GAO PENGTAO, ZHANG HUAFENG
• Format: Patent
• Language: Chinese; English
• Published: 26.02.2019
• Subjects: ANALOGOUS ARRANGEMENTS USING OTHER WAVES; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES; MEASURING; PHYSICS; RADIO DIRECTION-FINDING; RADIO NAVIGATION; TESTING

The invention relates to a test method for angular deviation of a photoelectric radar laser receiving optical axis and an infrared optical axis in an airborne environment. The invention belongs to thefield of optical performance testing, and is used for solving a problem that shaking influences precision of the angular deviation of a photoelectric radar laser receiving optical axis and an infrared optical axis. The test method comprises the followings: placing a hollow double optical wedge between a collimator and photoelectric radar, to align with the collimator; the photoelectric radar capturing and tracking a point target of the collimator through a center hole of the hollow double optical wedge; rotating the hollow double optical wedge to measure the angular deviation of the laser receiving optical axis and the infrared optical axis. 本发明涉及种机载环境下光电雷达激光接收光轴与红外光轴角偏的测试方法。本发明属于光学性能测试领域，用于解决机载环境下抖动影响光电雷达激光接收光轴与红外光轴角偏精度的问题。本发明的测试方法如下：平行光管红外光束与机载光电雷达的红外光轴对准；中空双光楔置于平行光管和光电雷达中间，与平行光管对准；光电雷达透过中空双光楔的中心孔捕获并跟踪平行光管的点目标；