Optical vision effect testing apparatus and testing method thereof
A testing device and testing method technology, applied in teaching models, educational appliances, instruments, etc., can solve problems such as general fatigue
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[0017] Embodiment: the structure of the present invention is as figure 1 with figure 2 As shown, it consists of a test car 1, a special track 2 for the test car to run, and a test board 3. The test car 1 is located on the special track 2, and a seat is fixed on the test car 1 and used for two testers' heads and necks. The positioning device, the test board 3 is fixedly installed on another test vehicle 1, the height of the test board 3 is different from the height of the tester, the test board 3 is provided with 2 patterns with background colors, and the 2 patterns are arranged up and down, The patterns are the same but different in size, and the pattern consists of a circle composed of 1 identical line segment.
[0018] The head and neck positioning device is a height-adjustable deck-type positioning device. The positioning device is composed of a vertical shaft, a horizontal plate and a vertical plate. The vertical shaft is fixed on the test vehicle, and the horizontal pla...
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