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Electric welding safety goggles

InactiveCN102360144AImprove viewing angle uniformityReduce difficultyGogglesNon-linear opticsElectricityBiochemical engineering
The invention discloses a pair of electric welding safety goggles, which comprises a first base plate, a second base plate, a third base plate and a fourth base plate, wherein the first base plate and the second base plate are in opposite arrangement, the third base plate and the fourth base plate are in opposite arrangement, the second base plate and the fourth base plate are in adjacent arrangement, the electric welding safety goggles also comprise a first liquid crystal layer, a second liquid crystal layer, a first polaroid, a second polaroid, a third polaroid and a fourth polaroid, the first liquid crystal layer is arranged between the first base plate and the second base plate, the second liquid crystal layer is arranged between the third base plate and the fourth base plate, the first polaroid is arranged on the surface of the first base plate, the second polaroid is arranged on the surface of the second base plate, the third polaroid is arranged on the surface of the third base plate, the fourth polaroid is arranged on the surface of the fourth base plate, the first liquid crystal layer and the second liquid crystal layer are in twisting arrangement in reverse directions, in addition, the view angle direction difference is 180 degrees, and in addition, the twisting angle range of the first liquid crystal layer and the second liquid crystal layer is 72 to 88 degrees. The electric welding safety goggles have the characteristics that the view angle uniformity is high, the diffuse reflection is low, and the manufacture process is simple.
Owner:TIANMA MICRO ELECTRONICS CO LTD
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