Dielectric Filters

Optical filters designed with dielectric thin-film coatings to restrict transmission and/or reflection to specific wavelength ranges with high contrast. Learn More

Product	Wavelength Range	Transmittance	Dimensions	Availability	Price (USD)
Color Filter	400 - 725 nm	90% (400 - 495 nm)	Ø 25 mm	In stock	$ 86.50
Product Code Wavelength Range 400 - 725 nm Cut-Off Wavelength 520 nm Reflection Wavelength 550 - 725 nm Transmission Wavelength 400 - 495 nm Reflectance 50% (520 nm) > 98% (550 - 725 nm, Average) Transmittance 90% (400 - 495 nm) Diameter 25 mm Dimensions Ø 25 mm Thickness 4 mm Parallelism < 1' Clear Aperture 22.5 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Round Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Yellow Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	-	< 1% (390 - 570 nm, Average) > 85% (620 - 750 nm, Average) < 2% (415 - 550 nm, Absolute) > 80% (630 - 750 nm, Absolute)	Ø 50 mm	In stock	$ 41.00
Product Code Cut-On Wavelength 605 nm (±6 nm) Transmittance < 1% (390 - 570 nm, Average) > 85% (620 - 750 nm, Average) < 2% (415 - 550 nm, Absolute) > 80% (630 - 750 nm, Absolute) Diameter 50 mm Dimensions Ø 50 mm Thickness 2 mm Clear Aperture > 42.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Round Substrate Borofloat Filter Color Red Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Bandpass Filter	-	> 85% (540 nm, Minimum)	50 x 50 mm	1 weeks	$ 107.00
Product Code Transmittance > 85% (540 nm, Minimum) Dimensions 50 x 50 mm Thickness 1 mm Parallelism 3' Clear Aperture 47.5 x 47.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Square Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover
Color Filter	520 - 800 nm	90% (600 - 800 nm)	35 x 35 mm	In stock	$ 113.00
Product Code Wavelength Range 520 - 800 nm Center Wavelength 535 nm Reflection Wavelength 520 - 550 nm Transmission Wavelength 600 - 800 nm Transmittance 90% (600 - 800 nm) Dimensions 35 x 35 mm Thickness 3 mm Parallelism < 1' Clear Aperture 31.5 x 31.5 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Square Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Green Bandwidth (FWHM) 65 nm Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	400 - 725 nm	90% (520 - 580 nm)	35 x 35 mm	In stock	$ 113.00
Product Code Wavelength Range 400 - 725 nm Cut-On Wavelength 605 nm Cut-Off Wavelength 495 nm Reflection Wavelength 400 - 465 nm 725 nm Transmission Wavelength 520 - 580 nm Reflectance 50% (495 nm, 605 nm) > 98% (400 - 465 nm, 635 - 725 nm, Average) Transmittance 90% (520 - 580 nm) Dimensions 35 x 35 mm Thickness 3 mm Parallelism < 1' Clear Aperture 31.5 x 31.5 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Square Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Supplier Location New Jersey, USA See product details More from Edmund Optics
Dichroic Filter	-	90% (600 - 800 nm)	-	In stock	$ 328.00
Product Code Reflection Wavelength 520 - 550 nm Transmission Wavelength 600 - 800 nm Reflectance 99.7% (535 nm) > 98% (520 - 555 nm, Average) Transmittance 90% (600 - 800 nm) Angle of Incidence 45° Surface Quality 60-40 scratch-dig Substrate N-BK7 Surface Irregularity λ/4 (Flatness) Filter Color Green Mount Threaded Mount, C-Mount Supplier Location New Jersey, USA See product details More from Edmund Optics
Dichroic Filter	-	90% (530 - 800 nm)	-	In stock	$ 328.00
Product Code Cut-Off Wavelength 510 nm Reflection Wavelength 400 - 475 nm Transmission Wavelength 530 - 800 nm Reflectance 50% (510 nm) > 98% (400 - 475 nm, Average) Transmittance 90% (530 - 800 nm) Angle of Incidence 45° Surface Quality 60-40 scratch-dig Substrate N-BK7 Surface Irregularity λ/4 (Flatness) Filter Color Blue Mount Threaded Mount, C-Mount Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	-	< 1% (390 - 570 nm, Average) > 85% (620 - 750 nm, Average) < 2% (415 - 550 nm, Absolute) > 80% (630 - 750 nm, Absolute)	Ø 25 mm	In stock	$ 26.50
Product Code Cut-On Wavelength 605 nm (±6 nm) Transmittance < 1% (390 - 570 nm, Average) > 85% (620 - 750 nm, Average) < 2% (415 - 550 nm, Absolute) > 80% (630 - 750 nm, Absolute) Diameter 25 mm Dimensions Ø 25 mm Thickness 2 mm Clear Aperture > 21.25 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Round Substrate Borofloat Filter Color Red Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	400 - 750 nm	90% (400 - 595 nm)	35 x 35 mm	In stock	$ 113.00
Product Code Wavelength Range 400 - 750 nm Cut-On Wavelength 615 nm Reflection Wavelength 640 - 750 nm Transmission Wavelength 400 - 595 nm Reflectance 50% (615 nm) > 98% (640 - 750 nm, Average) Transmittance 90% (400 - 595 nm) Dimensions 35 x 35 mm Thickness 3 mm Parallelism < 1' Clear Aperture 31.5 x 31.5 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Square Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Red Supplier Location New Jersey, USA See product details More from Edmund Optics
Bandstop Filter	-	> 85% (550 - 750 nm, Average)	Ø 50 mm	1 weeks	$ 102.00
Product Code Transmittance > 85% (550 - 750 nm, Average) Diameter 50 mm Dimensions Ø 50 mm Thickness 1 mm Parallelism 3' Clear Aperture 47.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Round Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover
Shortpass Dichroic Beamsplitter	-	> 85% (400 - 550 nm, Average)	Ø 25 mm	1 weeks	$ 54.00
Product Code Transmittance > 85% (400 - 550 nm, Average) Diameter 25 mm Dimensions Ø 25 mm Thickness 1 mm Parallelism 3' Clear Aperture 23.75 mm Angle of Incidence 45° Surface Quality 80-50 scratch-dig Shape Round Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover
Color Filter	400 - 800 nm	90% (530 - 800 nm)	Ø 12.5 mm	In stock	$ 73.00
Product Code Wavelength Range 400 - 800 nm Cut-Off Wavelength 510 nm Reflection Wavelength 400 - 475 nm Transmission Wavelength 530 - 800 nm Reflectance 50% (510 nm) > 98% (400 - 475 nm, Average) Transmittance 90% (530 - 800 nm) Diameter 12.5 mm Dimensions Ø 12.5 mm Thickness 3 mm Parallelism < 1' Clear Aperture 11.25 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Round Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Blue Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	-	> 80% (380 - 470 nm, Average) < 1% (535 - 565 nm, Average) > 80% (655 - 750 nm, Average)	Ø 50 mm	In stock	$ 41.00
Product Code Cut-On Wavelength 615 nm (±7.5 nm) Cut-Off Wavelength 485 nm (±7.5 nm) Transmittance > 80% (380 - 470 nm, Average) < 1% (535 - 565 nm, Average) > 80% (655 - 750 nm, Average) Diameter 50 mm Dimensions Ø 50 mm Thickness 2 mm Clear Aperture > 42.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Round Substrate Borofloat Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	400 - 725 nm	90% (520 - 580 nm)	Ø 12.5 mm	In stock	$ 73.00
Product Code Wavelength Range 400 - 725 nm Cut-On Wavelength 605 nm Cut-Off Wavelength 495 nm Reflection Wavelength 400 - 465 nm 635 - 725 nm Transmission Wavelength 520 - 580 nm Reflectance 50% (495 nm, 605 nm) > 98% (400 - 465 nm, 635 - 725 nm, Average) Transmittance 90% (520 - 580 nm) Diameter 12.5 mm Dimensions Ø 12.5 mm Thickness 3 mm Parallelism < 1' Clear Aperture 11.25 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Round Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	400 - 800 nm	90% (530 - 800 nm)	35 x 35 mm	In stock	$ 113.00
Product Code Wavelength Range 400 - 800 nm Cut-Off Wavelength 510 nm Reflection Wavelength 400 - 475 nm Transmission Wavelength 530 - 800 nm Reflectance 50% (510 nm) > 98% (400 - 475 nm, Average) Transmittance 90% (530 - 800 nm) Dimensions 35 x 35 mm Thickness 3 mm Parallelism < 1' Clear Aperture 31.5 x 31.5 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Square Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Blue Supplier Location New Jersey, USA See product details More from Edmund Optics
Bandstop Filter	-	> 80% (380 - 475 nm, 650 - 750 nm, Average)	Ø 50 mm	1 weeks	$ 102.00
Product Code Transmittance > 80% (380 - 475 nm, 650 - 750 nm, Average) Diameter 50 mm Dimensions Ø 50 mm Thickness 1 mm Parallelism 3' Clear Aperture 47.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Round Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover
Color Filter	400 - 725 nm	90% (400 - 495 nm)	50 x 50 mm	In stock	$ 144.00
Product Code Wavelength Range 400 - 725 nm Cut-Off Wavelength 520 nm Reflection Wavelength 550 - 725 nm Transmission Wavelength 400 - 495 nm Reflectance 50% (520 nm) > 98% (550 - 725 nm, Average) Transmittance 90% (400 - 495 nm) Dimensions 50 x 50 mm Thickness 4 mm Parallelism < 1' Clear Aperture 45 x 45 mm Angle of Incidence 45° Surface Quality 60-40 scratch-dig Shape Square Substrate N-BK7 Thickness Tolerance ±0.2 mm Surface Irregularity λ/4 (Flatness) Filter Color Yellow Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	-	> 85% (390 - 485 nm, Average) < 1% (525 - 750 nm, Average) > 80% (400 - 485 nm, Absolute) < 1% (620 - 690 nm, Absolute)	50 x 50 mm	In stock	$ 40.75
Product Code Cut-Off Wavelength 505 nm (±6 nm) Transmittance > 85% (390 - 485 nm, Average) < 1% (525 - 750 nm, Average) > 80% (400 - 485 nm, Absolute) < 1% (620 - 690 nm, Absolute) Dimensions 50 x 50 mm Thickness 2 mm Clear Aperture > 42.5 x 42.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Square Substrate Borofloat Filter Color Blue Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Color Filter	-	< 1% (400 - 480 nm, Average) > 80% (525 - 555 nm, Average) < 1% (590 - 720 nm, Average) < 1% (425 - 455 nm, Absolute) > 70% (530 - 550 nm, Absolute) < 1% (620 - 690 nm, Absolute)	50 x 50 mm	In stock	$ 41.00
Product Code Cut-On Wavelength 505 nm (±6 nm) Cut-Off Wavelength 575 nm (±6 nm) Transmittance < 1% (400 - 480 nm, Average) > 80% (525 - 555 nm, Average) < 1% (590 - 720 nm, Average) < 1% (425 - 455 nm, Absolute) > 70% (530 - 550 nm, Absolute) < 1% (620 - 690 nm, Absolute) Dimensions 50 x 50 mm Thickness 2 mm Clear Aperture > 42.5 x 42.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Square Substrate Borofloat Filter Color Green Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Dichroic Filter	-	> 80% (610 - 730 nm, Average)	50 x 50 mm	1 weeks	$ 107.00
Product Code Transmittance > 80% (610 - 730 nm, Average) Dimensions 50 x 50 mm Thickness 1 mm Parallelism 3' Clear Aperture 47.5 x 47.5 mm Angle of Incidence 0° Surface Quality 80-50 scratch-dig Shape Square Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover