Glass Laser Filter WindowsHigh visible light transmission and high protection levels

Below is the range of glass laser viewing windows. Please note that these are available only in the sizes specified.

Filter Ref	Laser Type	Blocking Wavelength (nm)	EN 207 LB no.s	Visible Light Transmission (%) / Colour	Thickness (mm)
FW-LRG1KBA	Nd:YAG Ho:YAG Er:YAG CO2	950 – 1000 >1000 – 1050 >1050 – 1400 >1400 – 2700 >2700 – 3000 5400-5400 10600 – 10600	DIR LB5 D LB6 + IR LB7 D LB6 + IR LB8 D LB4 + IR LB3 DIRM LB4 DIRM LB4 DIRM LB4	70 clear	5 – 6
FW-LRG1KFA	Nd:YAG Ho:YAG Er:YAG CO2	900 – 1050 >1050 – 1400 >1400 – 3000 >3000 – 11500	DIRM LB6 D LB7 + IR LB8 + M LB9 DIRM LB4 DI LB4 + R LB2 + M LB3	60 / light grey	7
FW-LRS1DAA	UV KTP	180 – 315 >315 – 355 >355 – 367 >367 – 369 >369 – 371 >371 – 373 >373 – 375 >375 – 377 >377 – 380 >380 – 384 3950 – <4700 4700 – <4765 4765 – <5200 5200 – 14500 5400 – 5400 9000 – 11500 >14500 -25000	D LB10 + IR LB4 + M LB6Y D LB6 + IR LB8 + M LB7Y D LB6 + IR LB8 + M LB7Y D LB6 + IR LB7 + M LB7Y DIRM LB6 DIRM LB5 DIRM LB4 DIRM LB3 DIRM LB2 DIRM LB1 DIM LB4 + R LB3Y DIM LB5 + R LB3Y DI LB5 + R LB3Y + M LB6Y DI LB5 + R LB3Y + M LB6Y D LB4 + I LB3 D LB4 + I LB3 DI LB5 + R LB3Y + M LB6Y	90 Colourless	6
FW-LRG1EBA	UV KTP	180 – 315 315 – 532	D LB10 + IR LB5 + M LB5Y D LB7 + IR LB8 + M LB8Y	30 / orange	5 – 8
FW-LRG1KCA	Nd:YAG Ho:YAG Er:YAG CO2	900 – 1000 >1000 – 1050 >1050 – 1400 >1400 – 2100 >2100 – 25000	DIRM LB4 DIRM LB7 D LB7 + IR LB8 + M LB8Y DI LB5 + R LB3Y + M LB3 DIM LB4 + R LB3Y	66 / light grey	7
FW-LRG1LEA	UV KTP Nd:YAG	180 – 315 315 – 532 1030 – 1100	D LB10 + IR LB5 D LB7 + IR LB8 + M LB8Y D LB7 + I LB9 + R LB8 + M LB8Y	30 /orange	8 – 10
FW-LRG1KAA	Ruby Near IR Nd:YAG CO2	647 – 689 690 – 749 750 – 1200 >1200 – 1320 >1320 – 1400 >1400 – 1520 >1520 – 1550 9000 – 11000	DIRM LB3 DIRM LB6 D LB7 + IR LB8 + M LB8Y DIRM LB6 DIRM LB3 DIRM LB3 DIRM LB2 DI LB3	45 / green	7
FW-LRG1QCA	Alexandrite Nd:YAG	630-635 750-800 >800-1064 >1064-1100 >3000-25000	0.01W 2x10E-6J RB1 D LB6 + IRM LB8 D LB6 + IR LB8 + M LB9 D LB6 + IRM LB8 DI LB4 + R LB3Y + M LB4Y	45 / green	4 – 5

Sizes

These glass filter windows are available in A4 (297 x 210mm)
except for FW-LRG1KBA and FW-LRG1QCA (200 x 100mm)
FW-LRS1DAA is available up to 3000 x 2000mm