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)
Dichroic Filter	-	-	Ø 25 mm	Contact Supplier	Add to cart to request quote
Product Code Diameter 25 mm Dimensions Ø 25 mm Thickness 0 mm Angle of Incidence 0 - 15° (Half-Cone) Shape Round Blocking > 4 OD (420 - 470 nm, 510 - 545 nm, 600 - 1150 nm) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	350 - 400 nm 462 - 490 nm 610 - 631 nm	-	36 x 25.7 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 350 - 400 nm 462 - 490 nm 610 - 631 nm Reflectance > 95% (350 - 400 nm, 462 - 490 nm, 610 - 631 nm, Average) Dimensions 36 x 25.7 mm Thickness 1 mm Angle of Incidence 45° Shape Rectangular Length 25.7 mm Width 36 mm (+0/-0.2) Supplier Location Vermont, USA See product details More from omega optical
Cold Mirror	-	85% (750 - 1200 nm, Minimum)	-	Contact Supplier	Add to cart to request quote
Product Code Coating Dielectric Reflectance 90% (420 - 630 nm) Transmittance 85% (750 - 1200 nm, Minimum) Thickness 1 mm Parallelism < 3' Angle of Incidence 45° Surface Quality 60-40 scratch-dig Thickness Tolerance +0.25/-0 mm Supplier Location Vermont, USA See product details More from omega optical
Color Correction Filter	-	-	Ø 25 mm	Contact Supplier	$ 30.51
Product Code Diameter 25 mm Dimensions Ø 25 mm Thickness 1.1 mm Shape Round Surface Quality 60-40 scratch-dig Clear Aperture 22.5 mm Substrate Borosilicate Thickness Tolerance ±0.2 mm Diameter Tolerance +0/-0.2 mm Length Tolerance ±0.25 mm Width Tolerance ±0.25 mm Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Cold Mirror	-	85% (750 - 1200 nm, Minimum)	-	Contact Supplier	Add to cart to request quote
Product Code Coating Dielectric Reflectance 90% (420 - 630 nm) Transmittance 85% (750 - 1200 nm, Minimum) Thickness 1 mm Parallelism < 3' Angle of Incidence 45° Surface Quality 60-40 scratch-dig Thickness Tolerance +0.25/-0 mm Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	400 - 700 nm	> 85% (400 - 470 nm)	50 x 50 mm	2 weeks	$ 260.00
Product Code Wavelength Range 400 - 700 nm Transmission Wavelength 400 - 470 nm Transmittance > 85% (400 - 470 nm) Dimensions 50 x 50 mm Angle of Incidence 0° Shape Square Surface Quality 60-40 scratch-dig Substrate B 270 Weight 7 g Supplier Location California, USA See product details More from OptoSigma
Dichroic Filter	390 - 470 nm 575 - 610 nm	-	25 x 40 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 390 - 470 nm 575 - 610 nm Reflectance > 95% (390 - 470 nm, 575 - 610 nm) Dimensions 25 x 40 mm Thickness 1 mm Angle of Incidence 50° (Half-Cone) Shape Rectangular Clear Aperture > 38 mm Length 40 mm Width 25 mm (+0/-0.2) Blocking > 5 OD (370 - 455 nm) Supplier Location Vermont, USA See product details More from omega optical
Color Filter	400 - 725 nm	90% (400 - 495 nm)	Ø 12.5 mm	In stock	$ 73.00
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) Diameter 12.5 mm Dimensions Ø 12.5 mm Thickness 3 mm Parallelism < 1' Angle of Incidence 45° Shape Round Surface Quality 60-40 scratch-dig Clear Aperture 11.25 mm 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
Dichroic Filter	400 - 700 nm	> 80% (420 - 470 nm) > 85% (620 - 700 nm)	50 x 50 mm	2 weeks	$ 260.00
Product Code Wavelength Range 400 - 700 nm Transmission Wavelength 420 - 470 nm 620 - 700 nm Transmittance > 80% (420 - 470 nm) > 85% (620 - 700 nm) Dimensions 50 x 50 mm Angle of Incidence 0° Shape Square Surface Quality 60-40 scratch-dig Substrate B 270 Weight 7 g Supplier Location California, USA See product details More from OptoSigma
Dichroic Filter	480 - 510 nm	-	30 x 37 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 480 - 510 nm Cut-On Wavelength 545 nm Reflectance > 98% (480 - 510 nm) Dimensions 30 x 37 mm Thickness 4 mm Angle of Incidence 45° Shape Rectangular Length 37 mm Width 30 mm (+0/-0.2) Supplier Location Vermont, USA See product details More from omega optical
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)	12.5 x 12.5 mm	In stock	$ 23.00
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 12.5 x 12.5 mm Thickness 2 mm Angle of Incidence 0° Shape Square Surface Quality 80-50 scratch-dig Clear Aperture > 10.625 x 10.625 mm Substrate Borofloat Filter Color Green Operating Temperature < 100 °C Supplier Location New Jersey, USA See product details More from Edmund Optics
Bandpass Filter	-	-	-	Contact Supplier	Add to cart to request quote
Product Code Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	400 - 700 nm	> 85% (640 - 700 nm)	50 x 50 mm	2 weeks	$ 260.00
Product Code Wavelength Range 400 - 700 nm Transmission Wavelength 640 - 700 nm Transmittance > 85% (640 - 700 nm) Dimensions 50 x 50 mm Angle of Incidence 0° Shape Square Surface Quality 60-40 scratch-dig Substrate B 270 Weight 7 g Supplier Location California, USA See product details More from OptoSigma
Longpass Dichroic Beamsplitter	-	> 85% (525 - 800 nm, Average)	Ø 25 mm	1 weeks	$ 54.00
Product Code Transmittance > 85% (525 - 800 nm, Average) Diameter 25 mm Dimensions Ø 25 mm Thickness 1 mm Parallelism 3' Angle of Incidence 45° Shape Round Surface Quality 80-50 scratch-dig Clear Aperture 23.75 mm Surface Irregularity 5λ (Flatness) Applications Fluorescence Imaging Microscopy Supplier Location New Hampshire, USA See product details More from Andover
Color Correction Filter	-	-	Ø 12.5 mm	Contact Supplier	$ 28.22
Product Code Diameter 12.5 mm Dimensions Ø 12.5 mm Thickness 1.1 mm Shape Round Surface Quality 60-40 scratch-dig Clear Aperture 11.25 mm Substrate Borosilicate Thickness Tolerance ±0.2 mm Diameter Tolerance +0/-0.2 mm Length Tolerance ±0.25 mm Width Tolerance ±0.25 mm Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Dichroic Filter	-	-	12 x 18 mm	Contact Supplier	Add to cart to request quote
Product Code Dimensions 12 x 18 mm Thickness 1 mm Angle of Incidence 0 - 15° Shape Rectangular Substrate UG1 Length 18 mm Width 12 mm (+0/-0.3) Surface Irregularity < 3λ (633 nm, Flatness) Supplier Location Vermont, USA See product details More from omega optical
Color Correction Filter	-	-	50 x 50 x 1.1 mm	Contact Supplier	$ 52.75
Product Code Dimensions 50 x 50 x 1.1 mm Thickness 1.1 mm Shape Square Surface Quality 60-40 scratch-dig Clear Aperture 45 x 45 x 0.99 mm Substrate Borosilicate Length 50 mm Width 50 mm Thickness Tolerance ±0.2 mm Diameter Tolerance +0/-0.2 mm Length Tolerance ±0.25 mm Width Tolerance ±0.25 mm Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Dichroic Filter	400 - 700 nm	-	Ø 15 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 400 - 700 nm Reflectance 30% (400 - 700 nm) Diameter 15 mm Dimensions Ø 15 mm Thickness 1 mm Angle of Incidence 45° Shape Round Reflectance Tolerance ±10% Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	-	18 x 26 mm	Contact Supplier	Add to cart to request quote
Product Code Cut-On Wavelength 505 nm Dimensions 18 x 26 mm Thickness 1 mm Parallelism < 15'' Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 26 mm Width 18 mm (±0.25) Surface Irregularity λ/2 (RMS, Flatness) Transmitted Wavefront Error λ/4 (80%, RMS) Supplier Location Vermont, USA See product details More from omega optical
Bandpass Filter	-	-	-	Contact Supplier	Add to cart to request quote
Product Code Manufacturer ZEISS Supplier Location Vermont, USA See product details More from omega optical