Main purpose :
According to motorcycle helmet GB811-2010 production, mainly used to test the vision of motorcycle helmets. Widely used in motorcycle helmet related production, scientific research, quality supervision and testing and other units.
Main features :
1.The headform fixed base and head mold adopts jack type link, convenient and fast head model.
2.Using a composite pointer, you can easily test the horizontal horizon and the upper and lower vision.
3. The angle scale adopts LED digital display, which can view the visual field data in real time.
4. The headforms are specially processed according to the standard to ensure that the visual field is quickly and conveniently tested.
Main indicators :
1.The horizon of the left and right horizon: ± 150 °
2.Vertical range of vision: ± 90 °
3.Field of view resolution: 1 °
4.Working power: 220V, 50Hz
Results of the decision :
According to the provisions of GB811-2010 motorcycle member helmet, helmet vision should be satisfied
1. The left and right horizontal vision of the helmet is not less than 105°.
2. The helmet has an upper field of view of not less than 7°
3, the helmet‘s lower field of view is not less than 45 °
Applicable standards : GB811-2010