High Performance OD 4.0 Longpass Filters
• Cut-On Slope <1%
• Rejection OD ≥4.0
• ≥91% Transmission in Pass Band
Our High Performance Longpass Filters feature high transmission in the pass band combined with superior blocking
in the rejection band. With a rejection band optical density of 4.0 combined with ≥91% transmission in the pass
band these fi lters are ideal for a wide variety of applications. Create custom bandpass fi lters by combining with our
TECHSPEC® High Performance Shortpass Filters.
Substrate: UV Grade Fused Silica
Diameter Tolerance: +0.0/-0.2mm
Thickness: 2.0 ±0.1mm (12.5mm)
3.0 ±0.1mm (25.0mm)
5.0 ±0.1mm (50.0mm)
Clear Aperture: >80%
Surface Quality: 60-40
Wavefront Distortion: ≤l/4 RMS @ 633nm
Slope Factor‡: <1%
Pass Band Transmission: ≥91% average
Rejection Band Blocking: OD ≥4.0
Cut-On Tolerance: ±1%
Angle of Incidence: 0°
Coating Type: Hard dielectric sputtered coating
Durability: MIL-C-48497A, Section 3.4.1
TECHSPEC® High Performance OD 4.0 Longpass Filters *All sizes are 1.5mm thick **All sizes are 3.0mm thick
Cut-On
Rejection
Transmission
12.5mm Diameter 25mm Diameter 50mm Diameter
Wavelength
Band
Band
Stock No. 1-5 6-25 Stock No. 1-5 6-25 Stock No. 1-5 6-25
325nm* 200 - 320nm 333 - 1650nm #34-295 £148.75 £119.00 #34-296 £204.00 £163.20 #34-297 £412.25 £329.80
350nm* 200 - 345nm 358 - 1650nm #34-298 £148.75 £119.00 #34-299 £204.00 £163.20 #34-300 £412.25 £329.80
375nm* 200 - 370nm 383 - 1650nm #34-301 £148.75 £119.00 #34-302 £204.00 £163.20 #34-303 £412.25 £329.80
400nm 200 - 390nm 408 - 1650nm #62-974 £140.25 £112.20 #62-981 £195.50 £156.40 #84-754 £403.75 £323.00
425nm 200 - 415nm 433 - 1650nm #84-736 £140.25 £112.20 #84-742 £195.50 £156.40 #84-748 £403.75 £323.00
450nm 200 - 440nm 458 - 1650nm #62-975 £140.25 £112.20 #62-982 £195.50 £156.40 #84-755 £403.75 £323.00
475nm 200 - 465nm 483 - 1650nm #84-737 £140.25 £112.20 #84-743 £195.50 £156.40 #84-749 £403.75 £323.00
500nm 200 - 490nm 508 - 1650nm #62-976 £140.25 £112.20 #62-983 £195.50 £156.40 #84-756 £403.75 £323.00
525nm 200 - 515nm 534 - 1650nm #84-738 £140.25 £112.20 #84-744 £195.50 £156.40 #84-750 £403.75 £323.00
550nm 200 - 539nm 560 - 1650nm #62-977 £140.25 £112.20 #62-984 £195.50 £156.40 #84-757 £403.75 £323.00
575nm 200 - 564nm 585 - 1650nm #84-739 £140.25 £112.20 #84-745 £195.50 £156.40 #84-751 £403.75 £323.00
600nm 200 - 588nm 610 - 1650nm #62-978 £140.25 £112.20 #62-985 £195.50 £156.40 #84-758 £403.75 £323.00
625nm 200 - 613nm 635 - 1650nm #84-740 £140.25 £112.20 #84-746 £195.50 £156.40 #84-752 £403.75 £323.00
650nm 200 - 637nm 660 - 1650nm #62-979 £140.25 £112.20 #62-986 £195.50 £156.40 #84-759 £403.75 £323.00
675nm 200 - 662nm 685 - 1650nm #84-741 £140.25 £112.20 #84-747 £195.50 £156.40 #84-753 £403.75 £323.00
700nm 200 - 686nm 710 - 1650nm #62-980 £140.25 £112.20 #62-987 £195.50 £156.40 #84-760 £403.75 £323.00
725nm 200 - 705nm 735 - 1650nm #86-060 £148.75 £119.00 #86-068 £204.00 £163.20 #86-076 £412.25 £329.80
750nm 200 - 735nm 765 - 1650nm #66-226 £148.75 £119.00 #66-234 £204.00 £163.20 #84-761 £412.25 £329.80
775nm 200 - 760nm 790 - 1650nm #86-061 £148.75 £119.00 #86-069 £204.00 £163.20 #86-077 £412.25 £329.80
800nm 200 - 785nm 815 - 1650nm #66-227 £148.75 £119.00 #66-235 £204.00 £163.20 #84-762 £412.25 £329.80
825nm 200 - 805nm 840 - 1650nm #86-062 £148.75 £119.00 #86-070 £204.00 £163.20 #86-078 £412.25 £329.80
850nm 200 - 835nm 865 - 1650nm #66-228 £148.75 £119.00 #66-236 £204.00 £163.20 #84-763 £412.25 £329.80
875nm 200 - 860nm 890 - 1650nm #86-063 £148.75 £119.00 #86-071 £204.00 £163.20 #86-079 £412.25 £329.80
900nm 200 - 880nm 915 - 1650nm #66-229 £148.75 £119.00 #66-237 £204.00 £163.20 #84-764 £412.25 £329.80
925nm 200 - 905nm 940 - 1650nm #86-064 £148.75 £119.00 #86-072 £204.00 £163.20 #86-080 £412.25 £329.80
950nm 200 - 930nm 965 - 1650nm #66-230 £148.75 £119.00 #66-238 £204.00 £163.20 #84-765 £412.25 £329.80
975nm 200 - 955nm 990 - 1650nm #86-065 £148.75 £119.00 #86-073 £204.00 £163.20 #86-081 £412.25 £329.80
1000nm 200 - 980nm 1020 - 1650nm #66-231 £157.25 £125.80 #66-239 £212.50 £170.00 #84-766 £420.75 £336.60
1025nm 200 - 1005nm 1045 - 1650nm #86-066 £157.25 £125.80 #86-074 £212.50 £170.00 #86-082 £420.75 £336.60
1050nm 200 - 1030nm 1070 - 1650nm #66-232 £157.25 £125.80 #66-240 £212.50 £170.00 #84-767 £420.75 £336.60
1075nm 200 - 1055nm 1095 - 1650nm #86-067 £157.25 £125.80 #86-075 £212.50 £170.00 #86-083 £420.75 £336.60
1100nm 200 - 1080nm 1120 - 1650nm #66-233 £157.25 £125.80 #66-241 £212.50 £170.00 #84-768 £420.75 £336.60
1150nm** 200 - 1130nm 1170 - 1650nm #89-657 £157.25 £125.80 #89-661 £212.50 £170.00 #89-665 £420.75 £336.60
1200nm** 200 - 1180nm 1220 - 1650nm #89-658 £157.25 £125.80 #89-662 £212.50 £170.00 #89-666 £420.75 £336.60
1250nm** 200 - 1230nm 1270 - 1650nm #89-659 £157.25 £125.80 #89-663 £212.50 £170.00 #89-667 £420.75 £336.60
1300nm** 200 - 1280nm 1320 - 1650nm #89-660 £157.25 £125.80 #89-664 £212.50 £170.00 #89-668 £420.75 £336.60
Call For OEM Quantity Pricing
100
90
80
70
60
50
40
30
20
10
0
High Performance OD 4 Longpass Filters
400nm
450nm
500nm
550nm
600nm
650nm
700nm
300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600
Transmission (%)
Wavelength (nm)
Slope Factor
‡ Defi nition of Slope Factor:
Visit our website
for individual fi lter
coating curves.
l80 - l10
X 100, l10
where l80 and l10 are the wavelengths at 80% and
10% peak transmission.
150 +44 (0) 1904 788600 | Edmund Optics® N NEW PRODUCT NEW LOW PRICE
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OD 4.0 High Performance Longpass Filter Kits
• Precision Cut-On and Cut-Off Wavelengths
• OD 4.0 Longpass Confi gurations
• Ideal for Lab Integration
Ideal for prototyping, research and development, and lab use, TECHSPEC® OD 4.0 High Performance Longpass Filter
Kits are off ered in a variety of confi gurations. Each kit contains OD 4.0 Longpass fi lters off ered at discounted prices when
compared to purchasing each fi lter individually. Basic fi ltering kits are available in increments of 50nm and complete kits
off er fi lters in 25nm increments.
TECHSPEC® OD 4.0 High Performance Longpass Filter Kits
Description Includes
12.5mm Kits 25mm Kits 50mm Kits
Stock No. Price Stock No. Price Stock No. Price
VIS Kit (400 - 700nm) 13 Filters (25nm Increments) #86-471 £1,487.50 #86-477 £2,210.00 #86-483 £4,462.50
VIS Kit (400 - 700nm) 7 Filters (50nm Increments) #86-472 £807.50 #86-478 £1,275.00 #86-484 £2,422.50
NIR Kit (725 - 1100nm) 16 Filters (25nm Increments) #86-473 £1,912.50 #86-479 £2,762.50 #86-485 £5,652.50
NIR Kit (750 - 1100nm) 8 Filters (50nm Increments) #86-474 £977.50 #86-480 £1,402.50 #86-486 £2,847.50
VIS-NIR Kit (400 - 1100nm) 29 Filters (25nm Increments) #86-475 £3,395.75 #86-481 £4,972.50 #86-487 £8,495.75
VIS-NIR Kit (400 - 1100nm) 15 Filters (50nm Increments) #86-476 £1,695.75 #86-482 £2,545.75 #86-488 £5,270.00
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