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	Wavelength Range	Groove Spacing	Availability	Price (USD)
Holographic Grating	25 x 25 x 6 mm	350 - 1600 nm	833.3 nm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 350 - 1600 nm Center Wavelength 700 nm Coating Gold Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 833.3 nm Diffraction Efficiency 69% (Peak) Shape Square Groove Density 1200 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	-	277.8 nm	In stock	$ 159.18
Product Code Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 277.8 nm Shape Square 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	12.5 x 12.5 x 6 mm	190 - 550 nm	1.667 μm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 190 - 550 nm Blaze Wavelength 240 nm Coating Aluminum Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 1.667 μm Diffraction Efficiency 83% (Peak) Groove Density 600 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	30 x 90 mm	1550 - 1650 nm	833.3 nm	2 - 4 weeks	Add to cart to request quote
Product Code Wavelength Range 1550 - 1650 nm Blaze Wavelength 1550 nm Coating Gold Dimensions 30 x 90 mm Groove Spacing 833.3 nm Diffraction Efficiency 94% (S-Pol., Peak) Shape Rectangular Coating Features Chirped Groove Density 1200 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	-	555.6 nm	In stock	$ 159.18
Product Code Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 555.6 nm Shape Square Angular Dispersion 0.54 nm/mrad (1.85 mrad/nm, 250 nm) Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Thorlabs
Holographic Grating	12.5 x 12.5 x 6 mm	525 - 1500 nm	769.2 nm	2 - 4 weeks	$ 85.00
Product Code Wavelength Range 525 - 1500 nm Center Wavelength 800 nm Coating Gold Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 769.2 nm Diffraction Efficiency 70% (Peak) Groove Density 1300 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	12.5 x 12.5 x 6 mm	190 - 600 nm	8.13 μm	2 - 4 weeks	$ 128.00
Product Code Wavelength Range 190 - 600 nm Blaze Wavelength 260 nm Coating Aluminum Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 8.13 μm Diffraction Efficiency 80% (Peak) Groove Density 123 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	550 - 1145 nm	574.7 nm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 550 - 1145 nm Center Wavelength 1053 nm Coating Gold Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 574.7 nm Diffraction Efficiency 94% (Peak) Shape Square Groove Density 1740 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	Ø 50.8 mm (2")	840 nm (Center Wavelength)	-	2 weeks	$ 994.50
Product Code Wavelength Range 840 nm (Center Wavelength) Center Wavelength 840 nm Reflectance < 1% (600 - 1050 nm, Average) Diameter 50.8 mm (2") Dimensions Ø 50.8 mm (2") Thickness 6 mm Diffraction Efficiency 70% (650 nm, S-Pol., P-Pol.) 85% (840 nm, S-Pol., P-Pol.) 70% (1030 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 14.6° (±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	12.5 x 12.5 x 6 mm	190 - 650 nm	833.3 nm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 190 - 650 nm Blaze Wavelength 240 nm Coating Aluminum Dimensions 12.5 x 12.5 x 6 mm Thickness 6 mm Groove Spacing 833.3 nm Diffraction Efficiency 74% (Peak) Groove Density 1200 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	Ø 50.8 mm (2")	1550 nm (Center Wavelength)	-	2 weeks	$ 994.50
Product Code Wavelength Range 1550 nm (Center Wavelength) Center Wavelength 1550 nm Reflectance < 1.25% (1350 - 1750 nm, Average) Diameter 50.8 mm (2") Dimensions Ø 50.8 mm (2") Thickness 6 mm Diffraction Efficiency 70% (1400 nm, S-Pol., P-Pol.) 85% (1550 nm, S-Pol., P-Pol.) 70% (1700 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 27.7° (±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	30 x 90 mm	1000 - 1088 nm	574.7 nm	2 - 4 weeks	Add to cart to request quote
Product Code Wavelength Range 1000 - 1088 nm Blaze Wavelength 1053 nm Coating Gold Dimensions 30 x 90 mm Groove Spacing 574.7 nm Diffraction Efficiency 93% (S-Pol., Peak) Shape Rectangular Coating Features Chirped Groove Density 1740 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	950 - 2800 nm	1.429 μm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 950 - 2800 nm Blaze Wavelength 1100 nm Coating Gold Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 1.429 μm Diffraction Efficiency 66% (S-Pol., Peak) Shape Square Groove Density 700 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	12.5 x 25 mm (±0.5 mm)	250 - 400 nm	277.8 nm	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 277.8 nm Diffraction Efficiency > 39% (Peak, Typical) 56% (Peak, Typical) Shape Rectangular Substrate Float Glass Thickness Tolerance ±0.5 mm Length 25 mm Width 12.5 mm Groove Density 3600 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	30 x 30 mm (±0.1 mm)	250 - 900 nm	< 555.6 nm (0.05%)	In stock	$ 179.00
Product Code Wavelength Range 250 - 900 nm Blaze Wavelength 450 nm Coating Aluminum Dimensions 30 x 30 mm (±0.1 mm) Thickness 6 mm Groove Spacing < 555.6 nm (0.05%) Shape Square Substrate Float Glass Thickness Tolerance ±0.5 mm Clear Aperture > 27 x 27 mm Length 30 mm Width 30 mm Reflected Wavefront Error λ/4 (RMS) 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	140 - 455 nm	238.1 nm	2 - 4 weeks	$ 185.00
Product Code Wavelength Range 140 - 455 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 238.1 nm Diffraction Efficiency 67% (Peak) Shape Square Groove Density 4200 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 25 x 6 mm	525 - 1500 nm	769.2 nm	2 - 4 weeks	$ 125.00
Product Code Wavelength Range 525 - 1500 nm Center Wavelength 800 nm Coating Gold Dimensions 25 x 25 x 6 mm Thickness 6 mm Groove Spacing 769.2 nm Diffraction Efficiency 70% (Peak) Shape Square Groove Density 1300 grooves/mm Supplier Location California, USA See product details More from SSI Optics
Holographic Grating	25 x 50 mm (±0.5 mm)	-	416.7 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 416.7 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 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	50 x 30 x 6 mm	930 nm (Center Wavelength)	-	2 weeks	$ 993.23
Product Code Wavelength Range 930 nm (Center Wavelength) Center Wavelength 930 nm Reflectance < 1.5% (750 - 1050 nm, Average) Dimensions 50 x 30 x 6 mm Thickness 6 mm Diffraction Efficiency 85%, 74% (899 nm, S-Pol., P-Pol.) 80%, 90% (930 nm, S-Pol., P-Pol.) 70%, 75% (961 nm, S-Pol., P-Pol.) Shape Rectangular Substrate N-BK7 Thickness Tolerance ±0.2 mm Clear Aperture > 42 x 22 mm Surface Quality 40-20 scratch-dig Angle of Incidence 44° (±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	12.7 x 12.7 mm (±0.1 mm)	150 - 800 nm	< 416.7 nm (0.05%)	In stock	$ 138.00
Product Code Wavelength Range 150 - 800 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 12.7 x 12.7 mm (±0.1 mm) Thickness 6 mm Groove Spacing < 416.7 nm (0.05%) Shape Square Substrate Float Glass Thickness Tolerance ±0.5 mm Clear Aperture > 11.43 x 11.43 mm Length 12.7 mm (0.5") Width 12.7 mm (0.5") Reflected Wavefront Error λ/4 (RMS) Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics