Reflective Gratings

Optical systems that feature a periodic structure and are used to separate the wavelength (frequency) components of incoming light in the reflected beam.

Product	Dimensions	Groove Spacing	Diffraction Efficiency	Availability	Price (USD)
Holographic Grating	12.7 x 12.7 x 6 mm	1.667 μm	-	In stock	$ 99.50
Product Code Dimensions 12.7 x 12.7 x 6 mm Thickness 6 mm Groove Spacing 1.667 μm Angular Dispersion 1.67 nm/mrad (0.6 mrad/nm, 250 nm) Groove Density 600 grooves/mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	50 x 30 x 6 mm	-	80%, 85% (980 nm, S-Pol., P-Pol.) 90% (1030 nm, S-Pol., P-Pol.) 85%, 80% (1080 nm, S-Pol., P-Pol.)	2 weeks	$ 993.23
Product Code Wavelength Range 400 - 1200 nm Center Wavelength 1030 nm Reflectance < 0.5% (930 - 1130 nm, Average) Dimensions 50 x 30 x 6 mm Thickness 6 mm Diffraction Efficiency 80%, 85% (980 nm, S-Pol., P-Pol.) 90% (1030 nm, S-Pol., P-Pol.) 85%, 80% (1080 nm, S-Pol., P-Pol.) Shape Rectangular Substrate Fused Silica Thickness Tolerance ±0.2 mm Clear Aperture > 42 x 22 mm Surface Quality 40-20 scratch-dig Angle of Incidence 24.3° (±1°) Transmitted Wavefront Error < λ/4 (632.8 nm, RMS) Height Tolerance +0/-0.1 mm Length Tolerance +0/-0.2 mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	12.5 x 12.5 x 6 mm	1.429 μm	66% (S-Pol., Peak)	2 - 4 weeks	$ 85.00
Product Code Wavelength Range 950 - 2800 nm Blaze Wavelength 1100 nm Coating Gold Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 1.429 μm Diffraction Efficiency 66% (S-Pol., Peak) Groove Density 700 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	30 x 30 mm (±0.5 mm)	416.7 nm	> 61% (Peak, Typical) 80% (Peak, Typical)	In stock	$ 230.00
Product Code Wavelength Range 400 - 700 nm Coating Aluminum Dimensions 30 x 30 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 416.7 nm Diffraction Efficiency > 61% (Peak, Typical) 80% (Peak, Typical) Shape Square Substrate Float Glass Thickness Tolerance ±0.5 mm Length 30 mm Width 30 mm Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	12.7 x 12.7 x 6 mm	277.8 nm	-	In stock	$ 99.50
Product Code Dimensions 12.7 x 12.7 x 6 mm Thickness 6 mm Groove Spacing 277.8 nm Angular Dispersion 0.25 nm/mrad (4 mrad/nm, 250 nm) Groove Density 3600 grooves/mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	25 x 25 x 6 mm	3.333 μm	84% (Peak)	2 - 4 weeks	$ 185.00
Product Code Wavelength Range 190 - 700 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 3.333 μm Diffraction Efficiency 84% (Peak) Shape Square Groove Density 300 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	50 x 50 mm (±0.5 mm)	833.3 nm	-	Contact Supplier	Add to cart to request quote
Product Code Coating Aluminum Dimensions 50 x 50 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 833.3 nm Shape Square Substrate Borosilicate Thickness Tolerance ±0.5 mm Clear Aperture 45 x 45 mm Surface Quality 60-40 scratch-dig Angular Dispersion 0.54 nm/mrad (500 nm) Blaze Angle 90° (±30', Edge-to-Groove) 90° (±30', Edge) Damage Threshold CW 0.25 kW/cm² Operating Temperature -50 to 200 °C Blaze Spectral Range VIS Groove Density 1200 grooves/mm Supplier Location Vermont, USA See product details More from omega optical
Holographic Grating	12.7 x 12.7 mm (±0.5 mm)	833.3 nm	-	Contact Supplier	Add to cart to request quote
Product Code Coating Aluminum Dimensions 12.7 x 12.7 mm (±0.5 mm) Thickness 6 mm Groove Spacing 833.3 nm Shape Square Substrate Soda-Lime Thickness Tolerance ±0.5 mm Clear Aperture 11.43 x 11.43 mm Surface Quality 60-40 scratch-dig Angular Dispersion 0.82 nm/mrad (250 nm) Blaze Angle 90° (±30', Edge-to-Groove) 90° (±30', Edge) Damage Threshold CW 0.04 kW/cm² Operating Temperature -50 to 125 °C Blaze Spectral Range UV Groove Density 1200 grooves/mm Supplier Location Vermont, USA See product details More from omega optical
Holographic Grating	12.5 x 12.5 x 6 mm	833.3 nm	94% (S-Pol., Peak)	2 - 4 weeks	$ 85.00
Product Code Wavelength Range 1550 - 1650 nm Blaze Wavelength 1550 nm Coating Gold Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 833.3 nm Diffraction Efficiency 94% (S-Pol., Peak) Groove Density 1200 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	416.7 nm	-	In stock	$ 159.18
Product Code Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 416.7 nm Shape Square Angular Dispersion 0.4 nm/mrad (2.5 mrad/nm, 250 nm) Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	25 x 50 mm (±0.5 mm)	833.3 nm	-	Contact Supplier	Add to cart to request quote
Product Code Coating Aluminum Dimensions 25 x 50 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 833.3 nm Shape Rectangular Substrate Soda-Lime Thickness Tolerance ±0.5 mm Clear Aperture 22.5 x 45 mm Surface Quality 60-40 scratch-dig Angular Dispersion 0.82 nm/mrad (250 nm) Blaze Angle 90° (±30', Edge-to-Groove) 90° (±30', Edge) Damage Threshold CW 0.04 kW/cm² Operating Temperature -50 to 125 °C Blaze Spectral Range UV Groove Density 1200 grooves/mm Supplier Location Vermont, USA See product details More from omega optical
Holographic Grating	25 x 25 x 6 mm	1.667 μm	83% (Peak)	2 - 4 weeks	$ 185.00
Product Code Wavelength Range 190 - 550 nm Blaze Wavelength 240 nm Coating Aluminum Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 1.667 μm Diffraction Efficiency 83% (Peak) Shape Square Groove Density 600 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	30 x 30 mm (±0.5 mm)	555.6 nm	> 65% (Peak, Typical) 81% (Peak, Typical)	In stock	$ 230.00
Product Code Wavelength Range 400 - 700 nm Coating Aluminum Dimensions 30 x 30 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 555.6 nm Diffraction Efficiency > 65% (Peak, Typical) 81% (Peak, Typical) Shape Square Substrate Float Glass Thickness Tolerance ±0.5 mm Length 30 mm Width 30 mm Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	25 x 25 x 6 mm	4.167 μm	81% (Peak)	2 - 4 weeks	$ 185.00
Product Code Wavelength Range 190 - 500 nm Blaze Wavelength 240 nm Coating Aluminum Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 4.167 μm Diffraction Efficiency 81% (Peak) Shape Square Groove Density 240 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 mm (±0.5 mm)	416.7 nm	-	Contact Supplier	Add to cart to request quote
Product Code Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 6 mm Groove Spacing 416.7 nm Shape Square Substrate Borosilicate Thickness Tolerance ±0.5 mm Clear Aperture 22.5 x 22.5 mm Surface Quality 60-40 scratch-dig Angular Dispersion 1.67 nm/mrad (250 nm) Blaze Angle 90° (±30', Edge-to-Groove) 90° (±30', Edge) Damage Threshold CW 0.25 kW/cm² Operating Temperature -50 to 200 °C Blaze Spectral Range UV Groove Density 2400 grooves/mm Supplier Location Vermont, USA See product details More from omega optical
Holographic Grating	Ø 50.8 mm (2")	-	70% (750 nm, S-Pol., P-Pol.) 85% (900 nm, S-Pol., P-Pol.) 70% (1050 nm, S-Pol., P-Pol.)	2 weeks	$ 994.50
Product Code Wavelength Range 900 nm (Center Wavelength) Center Wavelength 900 nm Reflectance < 0.75% (700 - 1100 nm, Average) Diameter 50.8 mm (2") Dimensions Ø 50.8 mm (2") Thickness 6 mm Diffraction Efficiency 70% (750 nm, S-Pol., P-Pol.) 85% (900 nm, S-Pol., P-Pol.) 70% (1050 nm, S-Pol., P-Pol.) Shape Round Substrate N-BK7 Thickness Tolerance ±0.2 mm Clear Aperture > Ø 46 mm Surface Quality 40-20 scratch-dig Angle of Incidence 15.7° (±1°) Transmitted Wavefront Error < λ/4 (632.8 nm, RMS) Diameter Tolerance +0/-0.2 mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	25 x 50 mm (±0.5 mm)	833.3 nm	-	Contact Supplier	Add to cart to request quote
Product Code Coating Aluminum Dimensions 25 x 50 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 833.3 nm Shape Rectangular Substrate Borosilicate Thickness Tolerance ±0.5 mm Clear Aperture 22.5 x 45 mm Surface Quality 60-40 scratch-dig Angular Dispersion 0.54 nm/mrad (500 nm) Blaze Angle 90° (±30', Edge-to-Groove) 90° (±30', Edge) Damage Threshold CW 0.25 kW/cm² Operating Temperature -50 to 200 °C Blaze Spectral Range VIS Groove Density 1200 grooves/mm Supplier Location Vermont, USA See product details More from omega optical
Holographic Grating	30 x 90 mm	430.7 nm	85% (S-Pol., Peak)	2 - 4 weeks	Add to cart to request quote
Product Code Wavelength Range 280 - 3325 nm Blaze Wavelength 300 nm Coating Aluminum Dimensions 30 x 90 mm Groove Spacing 430.7 nm Diffraction Efficiency 85% (S-Pol., Peak) Shape Rectangular Coating Features Chirped Groove Density 2322 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	12.5 x 25 mm (±0.5 mm)	555.6 nm	> 69% (Peak, Typical) 78% (Peak, Typical)	In stock	$ 134.00
Product Code Wavelength Range 250 - 400 nm Coating Aluminum Dimensions 12.5 x 25 mm (±0.5 mm) Thickness 9.5 mm Groove Spacing 555.6 nm Diffraction Efficiency > 69% (Peak, Typical) 78% (Peak, Typical) Shape Rectangular Substrate Float Glass Thickness Tolerance ±0.5 mm Length 25 mm Width 12.5 mm Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	25 x 25 x 6 mm	694.4 nm	75% (Peak)	2 - 4 weeks	$ 185.00
Product Code Wavelength Range 190 - 550 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 694.4 nm Diffraction Efficiency 75% (Peak) Shape Square Groove Density 1440 grooves/mm Supplier Location California, USA See product details More from SSI Optics