Some black Electric vehicle helmet The lens can block the ultraviolet ray. Some black only looks black, and does not block the ultraviolet ray. First of all, the helmet lens is black. It is a filter and the cheapest accessory that can significantly change the appearance of photos.

What is the function of electric helmet lens:

1. Prevent glare, reduce eye fatigue, improve resolution, and play a certain role in heat insulation.

2. For color photography, you should prepare several basic compensation filters, as well as several special effect filters mentioned later.

3. If you want to complete black and white, it is recommended to bring three basic Z filters in the camera bag: a medium yellow filter, a light green filter and a red filter.

If the helmet is used for a long time, dirt will often accumulate inside, which will produce an odor. In this case, it should be cleaned. It is best to use a neutral detergent, or even better to use shampoo. In order to prevent the detergent from leaving an unpleasant smell, the use should be limited. Do not use excessive force to scrub the inside of the helmet. Otherwise, the cushioning material will deform and lose its cushioning function. After cleaning, wipe off the moisture with a towel or paper towel, and place it in a ventilated place for natural drying. Do not use a hair dryer.