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Color Filter Glass : Ultraviolet Transmitting, Visible Absorbing Filter Data
Item / Filter Type Standard Value Color Specification (Standard illuminants A) Thickness Reflective Index Chemical Properties Thermal Properties Mechanical Properties Specific Gravity
λTmax (nm) Tmax (%) T254 (%) T405 (%) x y mm nd Dw DA Tg TS α -30/70 α 100/300 HK FA S
U-325C 325±5 - >55 <10 0.555 0.299 4.5 1.554 4 3 452 496 93 65 381 221 2.89
U-330 330±5 85±5 >40 <15 0.570 0.209 2.5 - 4 5 470 505 82 93 420 230 2.78
U-340 340±5 75±5 <1.0 <0.1 - - 2.5 - 4 4 530 565 85 96 430 250 2.92
U-350 354±5 50±5 <0.01 <0.5 - - 2.5 - 3 1 525 570 94 111 560 140 2.83
U-360 360±5 70±5 <0.01 <1.0 - - 2.5 - 3 2 520 560 100 111 560 140 2.74
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Note: The listed data are standard value. Because of continuous product improvement, the various data listed are subject to change without notice.

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