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shenzhen Hongjia glass Co., Ltd produce smart glass: Our smartglass is our new produce .The glass is change Transpare(power ON)Opaque(power OFF) by a controller . We have two kinds of magic glass following : Type A Glass Color:clear float glass,silver glass,gray glass, green glass etc. Glass Variety :Folr laminated panels:float glass,tempered glass, half tempered glass, extra clear glass,insulated glass, laminated glass. Glass Thickness: 7.5mm(3+3) to 39.5mm(19+19) Max.Size:1500*3300 Glass Shape:curved glass or flat glass, any part o fthe borehole can be. Preference Temperature :storage state:—12-70centidegrees Working condition:—10-70centidegrees Driving Voltage: 65±5volt alternating current Current: less than 20 milliamperes per square foot Power: less than 1 tile per square foot Switching Time :state at room temperature of about 100ms Transmittance:75% Viewing Angle: about140° Effective Astigmatism:about 1 inch Life:room for more than 10 years,according to the manufacturer test data. Size more than 1.23M+15% additional fee Type B Max.size:1240mm×3100mm Glass Thickness:7.5mm(3+3) to 39.5mm(19+19) Available colors:clear (milky white),Bronze, Green,Blue ect Storage&operation:-20centidegrees to +60centidegrees Life :More than 5 years Warranty : One year Operation mode:Transpare(power ON)Opaque(power OFF) Parallel light transmittance:75±3%(ON)/10±1%(OFF) Sunlight transmittance:80±1%(ON)/60±1%(OFF) Haze:2±1%(ON)/80±3%(OFF) UV blocking : More than 98% Operating voltage:120VAC Frequency range :50 60HZ Amperage:100MA per square meter(for 110V) Power consumption: About 7W per square meter(for 110V) Switching speed :Less than 1 second From frosted to clear :100 milliseconds From clear to frosted :400 milliseconds