Surplus IR Edge Filters

SURPLUS - IR EDGE FILTERS

Andover maintains a stock of high-quality surplus IR edge filters. These are primarily overruns of custom production lots, and exhibit the same high level of quality as all of our other products. Consequently, this can be a very economical alternative to purchasing a custom IR edge filter. All of these filters are provided with spectral data scans with exact measurements.

You can also search our entire product line, both surplus and standard, by going to the search page and entering the appropriate criteria. Please contact our sales department for a custom quote if there is something you need that you don't see listed.

We make every effort to keep the quantities updated, please note that all of these filters are subject to prior sale.

BENEFITS

Low cost
Useful for redirecting a particular band of light
Provide steeper transition tan color glass filters
Offer coverage over the 300 - 1000nm range

COMMON APPLICATIONS

Fluorescence
Photometry
Color enhancement and combining

PART NO.

DESCRIPTION

Price

Stock Status

Buy

Available Items

5% Wavelength	1050+40/-40 nm
Type	LWP
Size	7.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 1000nm
Scratch-Dig	60/40
Clear Aperture	6.3mm
Flatness	Commercial
Substrate	Silicon

5% Wavelength	1450.0+20/-20 nm
Type	LWP
Size	50.0 +0/-0.25mm
Thickness	1.0 +0/-nom mm
Transmission	85%
Blocking	1x10-2 X-Ray to 1300nm
Scratch-Dig	80/50
Clear Aperture	90%
Flatness	Commercial
Substrate	Silicon

5% Wavelength	1450.0+nom/-nom nm
Type	LWP
Size	0.295 ±0.005mm
Thickness	0.020 +0.005/-0.005 mm
Transmission	80% to 2000nm
Blocking	1x10-3 avg. UV to cuton
Scratch-Dig	80/50
Clear Aperture	0.260Ó min.
Flatness	Commercial
Substrate	BK-7

5% Wavelength	2290+30/-40 nm
Type	LWP
Size	25.0 +0.0/-0.25mm
Thickness	1.0 +0.5/-0.5 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 2200nm
Scratch-Dig	100/50
Clear Aperture	21mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	2290+50/-50 nm
Type	LWP
Size	25.0 +0.0/-0.25mm
Thickness	1.0 +0.5/-0.5 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 2200nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	2300.0+15/-15 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking
Scratch-Dig	80/50
Clear Aperture	21mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	2530+30/-30 nm
Type	LWP
Size	50.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85% cuton to 7000nm
Blocking	1x10-3 avg. X-Ray to cuton
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	3075+50/-50 nm
Type	LWP
Size	25.0 +0.0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90% to 9500nm
Blocking	1x10-3 avg. X-Ray to 5% cut on
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	Ge

5% Wavelength	3400+140/-140 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 3200
Scratch-Dig	80/50
Clear Aperture	21mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	3400+70/-70 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 3200nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	3450.0+50/-50 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. X-Ray to cut-on
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	3500+100/-100 nm
Type	LWP
Size	50.0 +0.0/-0.1mm
Thickness	0.5 +0.1/-0.1 mm
Transmission	90%
Blocking	< 0.1% avg X-ray to 3300
Scratch-Dig
Clear Aperture
Flatness	Commercial
Substrate	germanium

5% Wavelength	3600+140/-140 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	2.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. X-Ray to 3400nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	3700.0+50/-50 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to cuton
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at wavelength of Interest
Substrate	Germainum

5% Wavelength	3750+50/-50 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. X-Ray to cuton
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	4290.0+30/-30 nm
Type	LWP
Size	25.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. UV to Cuton
Scratch-Dig	80/50
Clear Aperture	22.0mm ¯ min
Flatness	5 or better at WL of Interest
Substrate	Germainum

5% Wavelength	4300+70/-70 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. UV to cut on
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	Germainum

5% Wavelength	4300.0+50/-50 nm
Type	LWP
Size	12.5 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85% cuton to 10300nm
Blocking	1x10-3 avg. UV to cuton
Scratch-Dig	80/50
Clear Aperture	11mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	4625.0+75/-75 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85% (avg) 5200nm to 11000nm
Blocking	1x10-3 avg. X-Ray to cuton
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	4700.0+40/-40 nm
Type	LWP
Size	50.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. X-Ray to cut-on
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	4800+60/-60 nm
Type	LWP
Size	50+0.0/-0.25mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 (avg) X-Ray to 4500nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	4800+80/-80 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	<.1% (avg) X-ray to 4500
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	4800+100/-100 nm
Type	LWP
Size	50.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 4500nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	4850.0+50/-50 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking
Scratch-Dig	80/50
Clear Aperture	21mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	4950+120/-120 nm
Type	LWP
Size	25.0 +0.0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. UV to Cuton
Scratch-Dig	80/50
Clear Aperture	90%
Flatness	Commercial
Substrate	germanium

Control the light, see your world.

SURPLUS - IR EDGE FILTERS

5% Wavelength	5075.0+50/-50 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking
Scratch-Dig	80/50
Clear Aperture	21mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	6000.0+240/-240 nm
Type	LWP
Size	70.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking
Scratch-Dig	80/50
Clear Aperture
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	6300.0+50/-50 nm
Type	LWP
Size	12.5 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking
Scratch-Dig	80/50
Clear Aperture	11mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	6500+nom/-nom nm
Type	Dichroic
Size	25.0+0.0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	>85% 8000nm -12000nm
Blocking	R(avg) >95% from 3000-5000nm
Scratch-Dig	80/50
Clear Aperture	22mm min
Flatness	Commercial
Substrate	Germanium

5% Wavelength	6500+100/-100 nm
Type	LWP
Size	25.0 +0.0/-0.25mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	80%
Blocking	X-ray to 6300nm OD3 (avg)
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	6500.0+75/-75 nm
Type	LWP
Size	50.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85% cuton to 12500nm
Blocking	>1x10-3 avg. X-Ray to cuton
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum

5% Wavelength	6600+100/-100 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	2.0 +0.2/-0.2 mm
Transmission	75% Ave
Blocking	x-ray to 6400nm OD3 (avg)
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	6950+200/-200 nm
Type	LWP
Size	50.0 +0/-0.2mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	90%
Blocking	1x10-3 avg. X-Ray to 6700nm
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	Commercial
Substrate	germanium

5% Wavelength	7650+60/-60 nm
Type	LWP
Size	25.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85%
Blocking	1x10-3 avg. X-Ray to 7500nm
Scratch-Dig	80/50
Clear Aperture	22mm ¯ min
Flatness	Commercial
Substrate	Germainum

5% Wavelength	7700.0+100/-100 nm
Type	LWP
Size	50.0 +0/-0.1mm
Thickness	1.0 +0.2/-0.2 mm
Transmission	85% avg to 14500nm
Blocking	1x10-3 avg. X-Ray to cut-on
Scratch-Dig	80/50
Clear Aperture	45mm ¯ min
Flatness	5 or better at of Interest
Substrate	Germainum