ND Filters

Menu
- Home
- Login
- Products
  Optics
  Lasers & Light Sources
  Optomechanics
  Fiber Optics
  Detection Devices
  Electro-Optics & Electronics
  Machines
  Imaging & Microscopy
  Design Software
  Raw materials
  Photonic Integrated Circuits
- Custom Suppliers
- Company
  List your products on MEETOPTICS
  About
  Contact
- Resources
  FAQ
  Academy
  Forum
Notifications
Mark all as read
Your cart is empty. Please add some items.

Optical filters that aim to produce a constant reduction in the intensity of light across a specific (typically broadband) wavelength range.

Product	Optical Density	Substrate	Transmittance	Availability	Price (USD)	Add to Cart
Absorptive ND Filter	0.1	-	79%	2 weeks	$ 124.24
Product Code Wavelength Range 400 - 650 nm (Blocking Range) Transmittance 79% Diameter 50.8 mm (2") Dimensions Ø 50.8 mm (2") Thickness 0.6 mm Optical Density 0.1 Blocking Wavelength Range 400 - 650 nm Shape Round Mount Threaded Mount, SM, SM2 Surface Quality 40-20 scratch-dig Diameter Tolerance +0/-0.25 mm Transmitted Wavefront Error < λ/4 (633 nm) Supplier Location New Jersey, USA See product details More from Thorlabs
Absorptive ND Filter	2	Optical Glass (N/S)	1% (400 - 700 nm)	In stock	$ 71.00
Product Code Wavelength Range 400 - 700 nm Transmission Wavelength 400 - 700 nm Transmittance 1% (400 - 700 nm) Diameter 30 mm Dimensions Ø 30 mm Optical Density 2 Substrate Optical Glass (N/S) Shape Round Mount Non-Threaded Mount, 30mm Clear Aperture Ø 22 mm Weight 7 g Transmittance Tolerance ±0.5% Supplier Location California, USA See product details More from OptoSigma
Absorptive ND Filter	1.301	-	5%	In stock	$ 60.00
Product Code Wavelength Range 300 - 1200 nm (Blocking Range) Transmittance 5% Diameter 12.5 mm Dimensions Ø 12.5 mm Optical Density 1.301 Blocking Wavelength Range 300 - 1200 nm Shape Round Mount Non-Threaded Mount, 12.5 mm Supplier Location Vermont, USA Selected Product Option Mounted 12.5mm R R=Mounted in Ring See product details More from Chroma
Absorptive ND Filter	0.5	NG4	~ 32%	Contact Supplier	$ 153.00
Product Code Wavelength Range 400 - 1595 nm Transmittance ~ 32% Diameter 22.5 mm (Aperture) Dimensions Ø 22.5 mm Thickness 11.4 mm Parallelism < 3' Optical Density 0.5 Substrate NG4 Shape Round Mount Threaded Mount, SM, SM1 Surface Quality 40-20 scratch-dig Clear Aperture 20.25 mm Transmitted Wavefront Error < λ/10 (633 nm) Weight 40 g Mounting Thread SM1 Maximum Optical Power 1 W Accessory For BEAMAGE-4M BEAMAGE-4M-IR Accessories B3-SM1 SA-19 SM2-SM1 Supplier Location Canada See product details More from Gentec-EO
Absorptive ND Filter	1.42 (Average)	NG9	3.8% (Minimum)	In stock	$ 44.00
Product Code Manufacturer SCHOTT Coating Uncoated Transmittance 3.8% (Minimum) Diameter 25 mm Dimensions Ø 25 mm Thickness 1 mm Parallelism < 3' Optical Density 1.42 (Average) Substrate NG9 Shape Round Surface Quality 60-40 scratch-dig Thickness Tolerance ±0.1 mm Refractive Index 1.51 Supplier Location New Jersey, USA See product details More from Edmund Optics
Absorptive ND Filter	3	Optical Glass (N/S)	0.1% (400 - 700 nm)	6 - 12 weeks	$ 77.00
Product Code Wavelength Range 380 - 700 nm Transmission Wavelength 400 - 700 nm Transmittance 0.1% (400 - 700 nm) Dimensions 40 x 40 mm Optical Density 3 Substrate Optical Glass (N/S) Shape Square Mount Unmounted Weight 21 g Length 40 mm Transmittance Tolerance ±0.07% Supplier Location California, USA See product details More from OptoSigma
Absorptive ND Filter	2.5	Float Glass	0.3% (Minimum)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 400 - 700 nm (Operating Range) Coating Inconel Reflectance 55% Transmittance 0.3% (Minimum) Diameter 25 mm Dimensions Ø 25 mm Thickness 1.5 mm Parallelism < 3' Optical Density 2.5 Substrate Float Glass Shape Round Surface Quality 80-50 scratch-dig Clear Aperture 20 mm Supplier Location Vermont, USA See product details More from omega optical
Absorptive ND Filter	0.7 (633 nm)	NG4	19.95%	In stock	$ 44.98
Product Code Wavelength Range 350 - 700 nm Coating BBAR (350 - 700 nm) Reflectance < 0.5% (350 - 700 nm, per Surface, Average) Transmittance 19.95% Diameter 12.7 mm (0.5") Dimensions Ø 12.7 mm (0.5") Thickness 1.3 mm Parallelism < 10'' Optical Density 0.7 (633 nm) Substrate NG4 Shape Round Mount Unmounted Surface Quality 60-40 scratch-dig Diameter Tolerance +0/-0.25 mm Transmitted Wavefront Error < λ/4 (1.3 OD, 633 nm) Coating Features Broadband Optical Density Tolerance ±0.04 Surface Irregularity > λ/4 (1.3 OD, 633 nm, Flatness) Angle of Incidence 0° Supplier Location New Jersey, USA See product details More from Thorlabs
Absorptive ND Filter	1	-	10%	In stock	$ 60.00
Product Code Wavelength Range 300 - 1200 nm (Blocking Range) Transmittance 10% Diameter 12.5 mm Dimensions Ø 12.5 mm Optical Density 1 Blocking Wavelength Range 300 - 1200 nm Shape Round Mount Non-Threaded Mount, 12.5 mm Supplier Location Vermont, USA Selected Product Option Mounted 12.5mm R R=Mounted in Ring See product details More from Chroma
Absorptive ND Filter	0.6	Color Glass	25% (546 nm)	4 - 5 days	$ 28.00
Product Code Wavelength Range 450 - 650 nm Center Wavelength 450 - 650 nm Transmission Wavelength 546 nm Transmittance 25% (546 nm) Diameter 25.4 mm (1") Dimensions Ø 25.4 mm (1") Parallelism 3' Optical Density 0.6 Substrate Color Glass Shape Round Surface Quality 60-40 scratch-dig Clear Aperture Ø 22.86 mm Surface Irregularity λ (633 nm, Flatness) Supplier Location Lithuania See product details More from EKSMA Optics
Absorptive ND Filter	3	NG1	0.1% (3 OD, 1550 nm)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 1550 nm Transmission Wavelength 1550 nm Transmittance 0.1% (3 OD, 1550 nm) Dimensions 30 x 30 mm Optical Density 3 Substrate NG1 Shape Square Chamfer < 0.3 mm Supplier Location Netherlands See product details More from PHYSIX Photonics
Absorptive ND Filter	0.6021	Optical Glass (N/S)	25% (1064 nm)	6 - 12 weeks	$ 154.00
Product Code Transmission Wavelength 1064 nm Transmittance 25% (1064 nm) Diameter 50 mm Dimensions Ø 50 mm Optical Density 0.6021 Substrate Optical Glass (N/S) Shape Round Mount Unmounted Weight 12 g Supplier Location California, USA See product details More from OptoSigma
Absorptive ND Filter	1	NG4	~ 10%	Contact Supplier	$ 153.00
Product Code Wavelength Range 400 - 1595 nm Transmittance ~ 10% Diameter 22.5 mm (Aperture) Dimensions Ø 22.5 mm Thickness 11.4 mm Parallelism < 3' Optical Density 1 Substrate NG4 Shape Round Mount Threaded Mount, SM, SM1 Surface Quality 40-20 scratch-dig Clear Aperture 20.25 mm Transmitted Wavefront Error < λ/10 (633 nm) Weight 40 g Mounting Thread SM1 Maximum Optical Power 1 W Accessory For BEAMAGE-4M BEAMAGE-4M-IR Accessories B3-SM1 SA-19 SM2-SM1 Supplier Location Canada See product details More from Gentec-EO
Absorptive ND Filter	0.9	Filter Glass	12.59%	1 weeks	$ 101.00
Product Code Wavelength Range 450 - 700 nm Transmittance 12.59% Diameter 25 mm Dimensions Ø 25 mm Thickness 1.75 mm Parallelism 30'' Optical Density 0.9 Substrate Filter Glass Shape Round Mount Unmounted Surface Quality 80-50 scratch-dig Clear Aperture 22.5 mm Transmitted Wavefront Error λ/4 (per inch) Surface Irregularity λ/4 (Flatness) Applications Imaging, Machine Vision Operating Temperature 100 °C (Maximum) Supplier Location New Hampshire, USA See product details More from Andover
Absorptive ND Filter	2	Float Glass	1% (Minimum)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 400 - 700 nm (Operating Range) Coating Inconel Reflectance 55% Transmittance 1% (Minimum) Diameter 12.5 mm Dimensions Ø 12.5 mm Thickness 1.5 mm Parallelism < 3' Optical Density 2 Substrate Float Glass Shape Round Surface Quality 80-50 scratch-dig Clear Aperture 10 mm Supplier Location Vermont, USA See product details More from omega optical
Absorptive ND Filter	4	Color Glass	0.01% (546 nm)	Contact Supplier	$ 78.00
Product Code Wavelength Range 450 - 650 nm Center Wavelength 450 - 650 nm Transmission Wavelength 546 nm Transmittance 0.01% (546 nm) Dimensions 50.8 x 50.8 mm Parallelism 3' Optical Density 4 Substrate Color Glass Shape Square Surface Quality 60-40 scratch-dig Clear Aperture 45.72 x 45.72 mm Diameter Tolerance +0/-0.2 mm Surface Irregularity λ (633 nm, Flatness) Supplier Location Lithuania See product details More from EKSMA Optics
Absorptive ND Filter	1.523	-	3%	In stock	$ 150.00
Product Code Wavelength Range 300 - 1200 nm (Blocking Range) Transmittance 3% Diameter 45 mm Dimensions Ø 45 mm Optical Density 1.523 Blocking Wavelength Range 300 - 1200 nm Shape Round Mount Non-Threaded Mount, 45 mm Supplier Location Vermont, USA Selected Product Option Mounted 45mm R R=Mounted in Ring See product details More from Chroma
Absorptive ND Filter	0.5 (Average)	Neutral Density Glass	32% (Average)	In stock	$ 46.00
Product Code Wavelength Range 400 - 700 nm (Blocking Range) Coating Uncoated Transmittance 32% (Average) Diameter 25 mm Dimensions Ø 25 mm Thickness 2 mm Optical Density 0.5 (Average) Substrate Neutral Density Glass Blocking Wavelength Range 400 - 700 nm Shape Round Mount Threaded Mount, C-Mount Surface Quality 80-50 scratch-dig Thickness Tolerance ±0.5 mm Refractive Index 1.51 Optical Density Tolerance ±0.05 Supplier Location New Jersey, USA See product details More from Edmund Optics
ND Filter Film	0.3 (546 nm)	Wratten 2	50% (546 nm)	In stock	$ 51.92	Only 1 left
Product Code Wavelength Range 200 - 2700 nm Transmittance 50% (546 nm) Dimensions 50 x 50 x 0.1 mm Thickness 0.1 mm Optical Density 0.3 (546 nm) Substrate Wratten 2 Shape Square Clear Aperture 45 x 45 x 0.09 mm Length 50 mm Width 50 mm Length Tolerance ±1 mm Width Tolerance ±1 mm Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Absorptive ND Filter	6	Color Glass	0.0001% (546 nm)	4 - 5 days	$ 87.00
Product Code Wavelength Range 450 - 650 nm Center Wavelength 450 - 650 nm Transmission Wavelength 546 nm Transmittance 0.0001% (546 nm) Dimensions 50.8 x 50.8 mm Parallelism 3' Optical Density 6 Substrate Color Glass Shape Square Surface Quality 60-40 scratch-dig Clear Aperture 45.72 x 45.72 mm Diameter Tolerance +0/-0.2 mm Surface Irregularity λ (633 nm, Flatness) Supplier Location Lithuania See product details More from EKSMA Optics