Transmittance testing device

The invention provides a transmittance testing device, comprising: a storage system for storing a test gas; the test box is communicated with the storage system, and the test box is used for receiving and accommodating the test gas in the storage system; the laser test system is used for emitting laser into the test box; the control system is connected with the test box and the storage system, the control system is electrically connected with the laser test system, the control system controls the laser test system to emit laser, the control system controls the storage system to introduce the test gas into the test box, and the control system collects data in the test box. By adopting the transmittance testing device in the scheme, the influence of each air composition on the laser transmittance can be quantitatively analyzed. 本发明提供一种透过率测试装置，包括：储存系统，用于储存测试气体；试验箱，与所述储存系统连通，所述试验箱用于接收并容纳所述储存系统中的所述测试气体；激光测试系统，向所述试验箱中发射激光；控制系统，与所述试验箱和所述储存系统连接，所述控制系统与所述激光测试系统电连接，所述控制系统控制所述激光测试系统发射激光，所述控制系统控制储存系统向试验箱中导入所述测试气体，所述控制系统采