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Diffraction Gratings

Diffraction gratings are optical components that divide an incident beam into its component wavelengths while transmitting or reflecting light.

Product	Diffraction Efficiency	Groove Spacing	Dimensions	Availability	Price (USD)
Holographic Grating	-	< 416.7 nm (0.05%)	30 x 30 mm (±0.1 mm)	In stock	$ 179.00
Product Code Wavelength Range 150 - 800 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 30 x 30 mm (±0.1 mm) Thickness 6 mm Groove Spacing < 416.7 nm (0.05%) Substrate Float Glass Shape Square Length 30 mm Width 30 mm Clear Aperture > 27 x 27 mm Thickness Tolerance ±0.5 mm Reflected Wavefront Error λ/4 (RMS) Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 74% (Peak, Typical) 76% (Peak, Typical)	3.333 μm	25 x 25 mm (±0.5 mm)	In stock	$ 137.00
Product Code Blaze Wavelength 500 nm Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 74% (Peak, Typical) 76% (Peak, Typical) Groove Spacing 3.333 μm Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 4.3° Groove Density 300 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	-	< 555.6 nm (0.05%)	12.7 x 12.7 mm (±0.1 mm)	In stock	$ 138.00
Product Code Wavelength Range 190 - 900 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 12.7 x 12.7 mm (±0.1 mm) Thickness 6 mm Groove Spacing < 555.6 nm (0.05%) Substrate Float Glass Shape Square Length 12.7 mm (0.5") Width 12.7 mm (0.5") Clear Aperture > 11.43 x 11.43 mm Thickness Tolerance ±0.5 mm Reflected Wavefront Error λ/4 (RMS) Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	72% (2nd Order, Peak, Typical)	< 3.333 μm (0.05%)	12.5 x 25 mm (±0.1 mm)	In stock	$ 155.00
Product Code Wavelength Range 1000 - 5000 nm Blaze Wavelength 3000 nm Coating Aluminum Dimensions 12.5 x 25 mm (±0.1 mm) Thickness 6 mm Diffraction Efficiency 72% (2nd Order, Peak, Typical) Groove Spacing < 3.333 μm (0.05%) Substrate Float Glass Shape Rectangular Length 25 mm Width 12.5 mm Clear Aperture > 11.25 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 26.7° Reflected Wavefront Error λ/4 (RMS) Blaze Wavelength Tolerance ±25 nm Groove Density 300 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	62% (Peak, Typical)	< 833.3 nm (0.05%)	12.5 x 25 mm (±0.1 mm)	In stock	$ 155.00
Product Code Wavelength Range 175 - 400 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 12.5 x 25 mm (±0.1 mm) Thickness 6 mm Diffraction Efficiency 62% (Peak, Typical) Groove Spacing < 833.3 nm (0.05%) Substrate Float Glass Shape Rectangular Length 25 mm Width 12.5 mm Clear Aperture > 11.25 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 8.6° Reflected Wavefront Error λ/4 (RMS) Blaze Wavelength Tolerance ±25 nm Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 65% (Peak, Typical) 71% (Peak, Typical)	833.3 nm	25 x 25 mm (±0.5 mm)	In stock	$ 137.00
Product Code Blaze Wavelength 250 nm Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 65% (Peak, Typical) 71% (Peak, Typical) Groove Spacing 833.3 nm Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 8.62° Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 69% (Peak, Typical) 84% (Peak, Typical)	833.3 nm	25 x 25 mm (±0.5 mm)	In stock	$ 137.00
Product Code Blaze Wavelength 1000 nm Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 69% (Peak, Typical) 84% (Peak, Typical) Groove Spacing 833.3 nm Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 36.87° Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	> 69% (Peak, Typical) 78% (Peak, Typical)	555.6 nm	50 x 50 mm (±0.5 mm)	In stock	$ 367.00
Product Code Wavelength Range 250 - 400 nm Coating Aluminum Dimensions 50 x 50 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 69% (Peak, Typical) 78% (Peak, Typical) Groove Spacing 555.6 nm Substrate Float Glass Shape Square Length 50 mm Width 50 mm Thickness Tolerance ±0.5 mm Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	-	< 416.7 nm (0.05%)	25 x 25 mm (±0.1 mm)	In stock	$ 168.00
Product Code Wavelength Range 150 - 800 nm Blaze Wavelength 250 nm Coating Aluminum Dimensions 25 x 25 mm (±0.1 mm) Thickness 6 mm Groove Spacing < 416.7 nm (0.05%) Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture > 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Reflected Wavefront Error λ/4 (RMS) Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Concave Grating	> 36% (200 nm) > 36% (250 nm) > 32% (350 nm)	416.7 nm	Ø 64.5 mm	In stock	$ 585.00
Product Code Manufacturer ZEISS Blaze Wavelength 180 nm Coating Aluminum Diameter 64.5 mm Dimensions Ø 64.5 mm Thickness 11.8 mm (Edge) Edge Thickness 11.8 mm Diffraction Efficiency > 36% (200 nm) > 36% (250 nm) > 32% (350 nm) Groove Spacing 416.7 nm Substrate ZERODUR Shape Round Angle of Incidence -40° Type of Curvature Plano-Concave Radius of Curvature 749.89 mm Groove Density 2400 grooves/mm (±4 grooves/mm) Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	85% (Peak, Typical)	< 833.3 nm (0.05%)	12.5 x 12.5 mm (±0.1 mm)	In stock	$ 134.00
Product Code Wavelength Range 250 - 1000 nm Blaze Wavelength 300 nm Coating Aluminum Dimensions 12.5 x 12.5 mm (±0.1 mm) Thickness 6 mm Diffraction Efficiency 85% (Peak, Typical) Groove Spacing < 833.3 nm (0.05%) Substrate Float Glass Shape Square Length 12.5 mm Width 12.5 mm Clear Aperture > 11.25 x 11.25 mm Thickness Tolerance ±0.5 mm Blaze Angle 10.4° Reflected Wavefront Error λ/4 (RMS) Blaze Wavelength Tolerance ±25 nm Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	> 39% (Peak, Typical) 56% (Peak, Typical)	277.8 nm	50 x 50 mm (±0.5 mm)	In stock	$ 367.00
Product Code Wavelength Range 250 - 400 nm Coating Aluminum Dimensions 50 x 50 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 39% (Peak, Typical) 56% (Peak, Typical) Groove Spacing 277.8 nm Substrate Float Glass Shape Square Length 50 mm Width 50 mm Thickness Tolerance ±0.5 mm Groove Density 3600 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 70% (Peak, Typical) 74% (Peak, Typical)	1.667 μm	50 x 50 mm (±0.5 mm)	In stock	$ 255.00
Product Code Blaze Wavelength 300 nm Coating Aluminum Dimensions 50 x 50 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 70% (Peak, Typical) 74% (Peak, Typical) Groove Spacing 1.667 μm Substrate Float Glass Shape Square Length 50 mm Width 50 mm Clear Aperture 45 x 45 mm Thickness Tolerance ±0.5 mm Blaze Angle 5.15° Groove Density 600 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Concave Grating	> 65% (220 nm) > 58% (300 nm) > 20% (500 nm)	3.125 μm	Ø 30 mm	In stock	$ 670.00
Product Code Manufacturer ZEISS Blaze Wavelength 230 nm Coating Aluminum Diameter 30 mm Dimensions Ø 30 mm Thickness 8 mm (Edge) Edge Thickness 8 mm Diffraction Efficiency > 65% (220 nm) > 58% (300 nm) > 20% (500 nm) Groove Spacing 3.125 μm Substrate N-BK7 Shape Round Angle of Incidence -3.8° Type of Curvature Plano-Concave Radius of Curvature 109.772 mm Groove Density 320 grooves/mm (±1 grooves/mm) Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	> 63% (Peak, Typical) 73% (Peak, Typical)	833.3 nm	50 x 50 mm (±0.5 mm)	In stock	$ 367.00
Product Code Wavelength Range 400 - 700 nm Coating Aluminum Dimensions 50 x 50 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 63% (Peak, Typical) 73% (Peak, Typical) Groove Spacing 833.3 nm Substrate Float Glass Shape Square Length 50 mm Width 50 mm Thickness Tolerance ±0.5 mm Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 70% (Peak, Typical) 75% (Peak, Typical)	1.667 μm	30 x 30 mm (±0.5 mm)	In stock	$ 165.00
Product Code Blaze Wavelength 750 nm Coating Aluminum Dimensions 30 x 30 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 70% (Peak, Typical) 75% (Peak, Typical) Groove Spacing 1.667 μm Substrate Float Glass Shape Square Length 30 mm Width 30 mm Clear Aperture 27 x 27 mm Thickness Tolerance ±0.5 mm Blaze Angle 13° Groove Density 600 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	> 43% (Peak, Typical) 58% (Peak, Typical)	416.7 nm	30 x 30 mm (±0.5 mm)	In stock	$ 230.00
Product Code Wavelength Range 250 - 400 nm Coating Aluminum Dimensions 30 x 30 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 43% (Peak, Typical) 58% (Peak, Typical) Groove Spacing 416.7 nm Substrate Float Glass Shape Square Length 30 mm Width 30 mm Thickness Tolerance ±0.5 mm Groove Density 2400 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Holographic Grating	> 69% (Peak, Typical) 74% (Peak, Typical)	833.3 nm	25 x 25 mm (±0.5 mm)	In stock	$ 169.00
Product Code Wavelength Range 250 - 400 nm Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 69% (Peak, Typical) 74% (Peak, Typical) Groove Spacing 833.3 nm Substrate Float Glass Shape Square Length 25 mm Width 25 mm Thickness Tolerance ±0.5 mm Groove Density 1200 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	> 62% (Peak, Typical) 66% (Peak, Typical)	555.6 nm	25 x 25 mm (±0.5 mm)	In stock	$ 137.00
Product Code Blaze Wavelength 240 nm Coating Aluminum Dimensions 25 x 25 mm (±0.5 mm) Thickness 9.5 mm Diffraction Efficiency > 62% (Peak, Typical) 66% (Peak, Typical) Groove Spacing 555.6 nm Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 12.48° Groove Density 1800 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics
Ruled Grating	69% (Peak, Typical)	< 1.667 μm (0.05%)	25 x 25 mm (±0.1 mm)	In stock	$ 171.00
Product Code Wavelength Range 350 - 800 nm Blaze Wavelength 500 nm Coating Aluminum Dimensions 25 x 25 mm (±0.1 mm) Thickness 6 mm Diffraction Efficiency 69% (Peak, Typical) Groove Spacing < 1.667 μm (0.05%) Substrate Float Glass Shape Square Length 25 mm Width 25 mm Clear Aperture > 22.5 x 22.5 mm Thickness Tolerance ±0.5 mm Blaze Angle 8.6° Reflected Wavefront Error λ/4 (RMS) Blaze Wavelength Tolerance ±25 nm Groove Density 600 grooves/mm Supplier Location New Jersey, USA See product details More from Edmund Optics