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 12.7 mm (0.5")	Contact Supplier	Add to cart to request quote
Product Code Diameter 12.7 mm (0.5") Dimensions Ø 12.7 mm (0.5") Thickness 3 mm Angle of Incidence 0 - 15° (Half-Cone) Shape Round Surface Quality 80-50 scratch-dig Substrate GG435 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
Dichroic Filter	517 - 552 nm	-	26 x 18 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 517 - 552 nm Cut-On Wavelength 565 nm Reflectance > 90% (517 - 552 nm, Average) Dimensions 26 x 18 mm Thickness 1.1 mm Parallelism < 15'' Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 18 mm Width 26 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
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	425 nm, 415 nm (13:385)	-	25.7 x 36 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 425 nm, 415 nm (13:385) Cut-On Wavelength 439 nm Reflectance > 90% (13:385, 425 nm, 415 nm, Average) Dimensions 25.7 x 36 mm Thickness 1.1 mm Parallelism < 15'' Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 36 mm Width 25.7 mm (±0.25) Transmitted Wavefront Error λ/2 (80%, RMS) Supplier Location Vermont, USA See product details More from omega optical
Bandstop Filter	532 nm (Center Wavelength)	-	Ø 25 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 532 nm (Center Wavelength) Center Wavelength 532 nm Diameter 25 mm Dimensions Ø 25 mm Thickness 2.5 mm Angle of Incidence 0 - 15° (Half-Cone) Shape Round Blocking > 3 OD (λ, 532 nm, 633 nm) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	> 90% (425 - 575 nm, Absolute)	-	In stock	$ 260.15
Product Code Reflectance > 90% (360 - 407 nm, Average) < 2% (400 - 800 nm, Absolute) Transmittance > 90% (425 - 575 nm, Absolute) Thickness 1 mm Surface Quality 60-40 scratch-dig Substrate Fused Silica Thickness Tolerance ±0.1 mm Applications Fluorescence Microscopy Mount Unmounted Compatible Fluorophore BFP Supplier Location New Jersey, USA See product details More from Thorlabs
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
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	645 nm	-	12 x 20 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 645 nm Cut-On Wavelength 657 nm Reflectance > 88% (645 nm) Dimensions 12 x 20 mm Thickness 1 mm Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 20 mm Width 12 mm (+0/-0.2) 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
Bandpass Filter	-	-	-	Contact Supplier	Add to cart to request quote
Product Code Manufacturer Olympus Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	420 - 570 nm 550 - 570 nm	-	Ø 15.9 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 420 - 570 nm 550 - 570 nm Cut-On Wavelength 575 nm Reflectance > 95% (420 - 570 nm, Average) > 80% (550 - 570 nm, Average) Diameter 15.9 mm Dimensions Ø 15.9 mm Thickness 3.2 mm Angle of Incidence 11.25° Shape Round Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	-	Ø 12.7 mm (0.5")	Contact Supplier	Add to cart to request quote
Product Code Diameter 12.7 mm (0.5") Dimensions Ø 12.7 mm (0.5") Thickness 2.05 mm Angle of Incidence 0 - 15° Shape Round Supplier Location Vermont, USA See product details More from omega optical
Multi-Band Bandpass Filter	480 - 500 nm 560 - 590 nm	-	18 x 26 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 480 - 500 nm 560 - 590 nm Reflectance > 90% (480 - 500 nm, 560 - 590 nm, Average) 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) Transmitted Wavefront Error λ/2 (80%, RMS) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	2241 nm	-	50 x 50 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 2241 nm Cut-Off Wavelength 2200 nm Reflectance > 90% (2241 nm) Dimensions 50 x 50 mm Thickness 2 mm Angle of Incidence 45° (Half-Cone) Shape Square Clear Aperture > 48 mm Length 50 mm Width 50 mm (±0.2) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	> 90% (525 - 700 nm, Absolute)	-	2 weeks	$ 260.15
Product Code Reflectance > 90% (490 - 510 nm, Average) Transmittance > 90% (525 - 700 nm, Absolute) Thickness 1 mm Surface Quality 60-40 scratch-dig Substrate Fused Silica Thickness Tolerance ±0.1 mm Applications Fluorescence Microscopy Mount Unmounted Compatible Fluorophore YFP Supplier Location New Jersey, USA See product details More from Thorlabs
Dichroic Filter	517 - 551 nm	-	22 x 14 mm	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 517 - 551 nm Cut-On Wavelength 565 nm Reflectance > 90% (517 - 551 nm, Average) Dimensions 22 x 14 mm Thickness 1.1 mm Angle of Incidence 45° Shape Rectangular Length 14 mm Width 22 mm (±0.05) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	-	36 x 25.7 mm	Contact Supplier	Add to cart to request quote
Product Code Cut-On Wavelength 497 nm Reflectance > 90% (Average) Dimensions 36 x 25.7 mm Thickness 1.1 mm Parallelism < 15'' Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 25.7 mm Width 36 mm (±0.25) Transmitted Wavefront Error λ/4 (80%, RMS) Supplier Location Vermont, USA See product details More from omega optical
Dichroic Filter	-	-	25.7 x 36 mm	Contact Supplier	Add to cart to request quote
Product Code Cut-On Wavelength 505 nm Dimensions 25.7 x 36 mm Thickness 1.1 mm Parallelism < 15'' Angle of Incidence 45° (Half-Cone) Shape Rectangular Length 36 mm Width 25.7 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