Shanghai Laser & Optics Century Co., Ltd. (SLOC) | Laser | Manufacturer of DPSS Green Laser, Blue Laser, Red Laser, Yellow Laser, Infrared Laser, UV Laser | 635nm and 650nm Laser Modules | Laser Diode | Scanner, Line Lens, Combiner, Beamsplitter, Filter, Rod Lens, Ball Lens | Fiber Coupled, RGB Laser, Low Noise, SLM, Line Laser, Laser Pointer, Portable Laser

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Laser Line Filter

Feature

Ultrahigh Peak Transmission T>90%
Excellent Blocking (OD>5.0) from ±1% of Laser Wavelength
Narrow Bandwidth Typical FWHM is <0.38% of Laser Wavelength
Hard Coatings and No Adhesives for Long Filter Life
Dielectric Hard-Coated with IBS Technology

Filter

Application

Laser-based Fluorescence Instrumentation
Raman Spectroscopy and Analytical and Medical Laser Systems

532nm filter

Specification
Bandwidth	Typical	0.38% of λc	Full width at Half Maximum (FWHM)
	Maximum	0.7% of λc
Peak Transmittance		>90%	Typically even higher (except λ<400nm)
Blocking		OD>5.0 from λc±1 .0%	OD = -log₁₀(Transmission)
		OD>6.0 from λc±1 .5%
Angle of Incidence		0.0±2.0°	Range for above optical specifications
Temperature Dependence		<5ppm/℃	<0.003nm/℃ for 532nm filter
Laser Damage Threshold		0.1J/cm2 @ 532nm (10ns pulse width)	Tested for 532nm filter only
Substrate		Low Fluorescence BK7
Laser Wavelength		Standard laser wavelengths available
Filter Coating Type		"Hard" ion-beam sputtered
Outer Diameter		Φ12.5mm or Φ25.0mm	Black-anodized aluminum ring
Diameter Tolerance		+0/-0.1mm
Clear Aperture		≥ 10mm or ≥ 22mm	For all optical specifications
Overall Thickness		3.5mm	Tolerance ±0.1mm
Suface Quality		60-40 scratch and dig	Measured within Clear Aperture
Beam Deviation		<11 arc sec.
Transmitted Wavefront		< λ/4 RMS at λ=633nm	Peak-to-valley error <5×RMS
Operating Temperature		-45℃ - 85℃
Environmental Durability		MIL-STD-810F
Physical Durability		MIL-C-48497A

Standard Products
CWL (λc)	Peak Transmission	Typical Bandwidth	Block Tange (nm)		Diameter
CWL (λc)	Peak Transmission	Typical Bandwidth	OD>5.0	OD>6.0	Φ12.5mm	Φ25.0mm
325.0nm	>80%	1.2nm	291-322 & 328-380	299-320 & 330-358	LLF01-325	LLF02-325
355.0nm	>80%	1.3nm	315-352 & 359-423	327-350 & 360-391	LLF01-355	LLF02-335
363.8nm	>85%	1.4nm	322-360 & 367-435	335-358 & 369-400	LLF01-364	LLF02-364
372.0nm	>85%	1.4nm	328-368 & 376-447	342-366 & 378-409	LLF01-372	LLF02-372
441.6nm	>90%	1.7nm	381-437 & 446-551	406-435 & 448-486	LLF01-442	LLF02-442
457.9nm	>90%	1.7nm	393-453 & 462-576	421-451 & 465-504	LLF01-457	LLF02-457
488.0nm	>90%	1.9nm	415-483 & 493-625	449-481 & 495-537	LLF01-488	LLF02-488
514.5nm	>90%	2.0nm	434-509 & 520-670	473-507 & 522-566	LLF01-515	LLF02-515
532.0nm	>90%	2.0nm	447-527 & 537-699	489-524 & 540-585	LLF01-532	LLF02-532
543.5nm	>90%	2.1nm	455-538 & 549-720	500-535 & 552-598	LLF01-543	LLF02-543
561.4nm	>90%	2.1nm	467-556 & 567-751	517-553 & 570-618	LLF01-561	LLF02-561
568.2nm	>90%	2.2nm	472-563 & 574-763	523-560 & 577-625	LLF01-569	LLF02-569
632.8nm	>90%	2.4nm	515-627 & 639-885	582-623 & 642-696	LLF01-633	LLF02-633
647.1nm	>90%	2.5nm	525-641 & 654-913	595-637 & 657-712	LLF01-647	LLF02-647
671.0nm	>90%	2.6nm	540-664 & 678-961	617-661 & 681-738	LLF01-671	LLF02-671
780.0nm	>90%	3.0nm	609-772 & 788-1202	718-768 & 792-858	LLF01-780	LLF02-780
785.0nm	>90%	3.0nm	612-777 & 793-1214	722-773 & 797-864	LLF01-785	LLF02-785
808.0nm	>90%	3.1nm	626-800 & 816-1034	743-796 & 820-889	LLF01-808	LLF02-808
830.0nm	>90%	3.2nm	639-822 & 838-1068	764-818 & 843-913	LLF01-830	LLF02-830
976.0nm	>90%	3.7nm	722-966 & 986-1325	898-961 & 991-1074	LLF01-976	LLF02-976
980.0nm	>90%	3.7nm	724-970 & 990-1333	902-965 & 995-1078	LLF01-980	LLF02-980
1047.1nm	>90%	4.0nm	963-1037 & 1058-1399	963-1031 & 1063-1152	LLF01-1047	LLF02-1047
1064.0nm	>90%	4.0nm	979-1053 & 1075-1429	979-1048 & 1080-1170	LLF01-1064	LLF02-1064