| 43-207 25 x 25 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 600 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 600 l/mm |
| 43-747 25 x 25 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 600 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 600 l/mm |
| 46-075 30 x 30 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 600 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 600 l/mm |
| 41-043 50 x 50 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 33009FL01-430H 25 x 25 x 6 mm Float Glass Holographic Diffraction Grating; 2400 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 2400 l/mm |
| 33067FL01-430H 25 x 50 x 6 mm Float Glass Holographic Diffraction Grating; 2400 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 2400 l/mm |
| 33025FL01-200H 12.5 x 12.5 x 6 mm Float Glass Holographic Diffraction Grating; 1201.6 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1201.6 l/mm |
| 33025FL01-300H 12.5 x 12.5 x 6 mm Float Glass Holographic Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33066FL01-430H 12.5 x 25 x 6 mm Float Glass Holographic Diffraction Grating; 2400 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 2400 l/mm |
| GH25-12V 25 x 25 x 6 mm Borofloat33 Reflective Holographic Grating; 1200 Grooves/mm Coated | Optics | Grating | Reflective Grating | Thorlabs | Borofloat33 | Rectangular | 1200 l/mm |
| GH25-18V 25 x 25 x 6 mm Borofloat33 Reflective Holographic Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | Thorlabs | Borofloat33 | Rectangular | 1800 l/mm |
| 85-289 12.7 x 12.7 x 2 mm UVFS; UV Transmission Grating Beamsplitter; 830 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | UVFS | Rectangular | 830 l/mm |
| 85-295 25 x 25 x 2 mm UVFS; UV Transmission Grating Beamsplitter; 1200 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | UVFS | Rectangular | 1200 l/mm |
| 41-039 12.5 x 25 x 9.5 mm Float Glass; Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 43-752 12.7 x 12.7 x 6 mm Float Glass; Square Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 43-753 12.7 x 12.7 x 6 mm Float Glass; Square Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 43-210 25 x 25 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 55-258 30 x 30 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 600 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 600 l/mm |
| 55-260 30 x 30 x 9.5 mm Float Glass; Square Reflective Ruled Diffraction Grating; 1200 Grooves/mm Bare Aluminum | Optics | Grating | Reflective Grating | Edmund Optics | Soda Lime | Rectangular | 1200 l/mm |
| 33010FL01-220H 50 x 50 x 6 mm Float Glass Holographic Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33009FL01-510H 25 x 25 x 6 mm Float Glass Holographic Diffraction Grating; 3600 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 3600 l/mm |
| 33009FL01-320H 25 x 25 x 6 mm Float Glass Holographic Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33025FL01-320H 12.5 x 12.5 x 6 mm Float Glass Holographic Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33010FL01-200H 50 x 50 x 6 mm Float Glass Holographic Diffraction Grating; 1201.6 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1201.6 l/mm |
| 33067FL01-420H 25 x 50 x 6 mm Float Glass Holographic Diffraction Grating; 2400 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 2400 l/mm |
| 33067FL01-320H 25 x 50 x 6 mm Float Glass Holographic Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33025FL01-310H 12.5 x 12.5 x 6 mm Float Glass Holographic Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33066FL01-510H 12.5 x 25 x 6 mm Float Glass Holographic Diffraction Grating; 3600 Grooves/mm Coated | Optics | Grating | Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 3600 l/mm |
| GH25-36U 25 x 25 x 6 mm Borofloat33 Reflective Holographic Grating; 3600 Grooves/mm Coated | Optics | Grating | Reflective Grating | Thorlabs | Borofloat33 | Rectangular | 3600 l/mm |
| 85-287 12.7 x 12.7 x 2 mm UVFS; UV Transmission Grating Beamsplitter; 300 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | UVFS | Rectangular | 300 l/mm |
| 85-296 50 x 50 x 2 mm UVFS; UV Transmission Grating Beamsplitter; 300 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | UVFS | Rectangular | 300 l/mm |
| GR50-0605 50 x 50 x 9.5 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR25-1205 25 x 25 x 6 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 1200 l/mm |
| GR50-1210 50 x 50 x 9.5 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 1200 l/mm |
| GR2550-07106 25 x 50 x 9.5 mm Hard glass (Pyrex); Mid-IR Ruled Reflective Diffraction Grating; 75 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | UVFS | Rectangular | 75 l/mm |
| 33009FL01-550R 25 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33010FL01-266R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 900 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 900 l/mm |
| 33009FL01-520R 25 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33010FL01-530R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33010FL01-010R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33067FL01-266R 25 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 900 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 900 l/mm |
| 33067FL01-350R 25 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33066FL01-560R 12.5 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33066FL01-330R 12.5 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33025FL01-290R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33025FL01-550R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33025FL01-260R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33025FL01-330R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33066FL01-050R 12.5 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| GR50-0603 50 x 50 x 9.5 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR13-0608 12.7 x 12.7 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR25-1208 25 x 25 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 1200 l/mm |
| GR25-0310 25 x 25 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 300 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 300 l/mm |
| GR25-0613 25 x 25 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR2550-45031 25 x 50 x 9.5 mm Hard glass (Pyrex); Mid-IR Ruled Reflective Diffraction Grating; 450 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | UVFS | Rectangular | 450 l/mm |
| 33010FL01-350R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33009FL01-260R 25 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33009FL01-270R 25 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 300 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 300 l/mm |
| 33010FL01-280R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33010FL01-520R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33010FL01-050R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33067FL01-010R 25 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33025FL01-266R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 900 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 900 l/mm |
| 33025FL01-060R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33066FL01-280R 12.5 x 25 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| GR25-0303 25 x 25 x 6 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 300 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 300 l/mm |
| GR50-1204 50 x 50 x 9.5 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 1200 l/mm |
| GR13-0605 12.7 x 12.7 x 6 mm Soda Lime Glass; UV Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR25-0610 25 x 25 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR13-1210 12.7 x 12.7 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 1200 l/mm |
| GR25-0616 25 x 25 x 6 mm Soda Lime Glass; Near-IR Ruled Reflective Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | Soda Lime | Rectangular | 600 l/mm |
| GR2550-30035 25 x 50 x 9.5 mm Hard glass (Pyrex); Mid-IR Ruled Reflective Diffraction Grating; 300 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | UVFS | Rectangular | 300 l/mm |
| GR2550-10106 25 x 50 x 9.5 mm Hard glass (Pyrex); Mid-IR Ruled Reflective Diffraction Grating; 100 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | Thorlabs | UVFS | Rectangular | 100 l/mm |
| 33010FL01-290R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1800 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1800 l/mm |
| 33010FL01-060R 50 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 1200 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 1200 l/mm |
| 33067FL01-550R 25 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 600 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 600 l/mm |
| 33067FL01-201R 25 x 50 x 6 mm Float Glass Plane Ruled Diffraction Grating; 150 Grooves/mm Coated | Optics | Grating | Blazed Ruled Reflective Grating | MKS/Newport | Soda Lime | Rectangular | 150 l/mm |
| GT13-03 12.7 x 12.7 x 3 mm B270 Glass; Visible Transmission Grating; 300 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 300 l/mm |
| GT13-06V 12.7 x 12.7 x 3 mm B270 Glass; Visible Transmission Grating; 600 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 600 l/mm |
| GT25-06V 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 600 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 600 l/mm |
| GT50-06V 50 x 50 x 3 mm B270 Glass; Visible Transmission Grating; 600 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 600 l/mm |
| GT13-08 12.7 x 12.7 x 3 mm B270 Glass; Visible Transmission Grating; 830 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 830 l/mm |
| GT25-08 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 830 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 830 l/mm |
| GT50-08 50 x 50 x 3 mm B270 Glass; Visible Transmission Grating; 830 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 830 l/mm |
| GT13-12 12.7 x 12.7 x 3 mm B270 Glass; Visible Transmission Grating; 1200 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 1200 l/mm |
| GT25-12 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 1200 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 1200 l/mm |
| GTI25-03A 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 300 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 300 l/mm |
| GTI25-03A 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 300 Grooves/mm Coated | Optics | Grating | Transmission Grating | Thorlabs | B270 | Rectangular | 300 l/mm |
| 46-067 12.7 x 12.7 x 3 mm B270 Glass; Transmission Grating Beamsplitter; 70 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 70 l/mm |
| 46-073 12.7 x 12.7 x 3 mm B270 Glass; Transmission Grating Beamsplitter; 110 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 110 l/mm |
| 46-068 25 x 25 x 3 mm B270 Glass; Transmission Grating Beamsplitter; 70 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 70 l/mm |
| 46-070 25 x 25 x 3 mm B270 Glass; Transmission Grating Beamsplitter; 80 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 80 l/mm |
| 49-579 25 x 25 x 3 mm B270 Glass; Transmission Grating; 300 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 300 l/mm |
| 49-583 50 x 50 x 3 mm B270 Glass; Transmission Grating; 300 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 300 l/mm |
| 49-576 12.7 x 12.7 x 3 mm B270 Glass; Transmission Grating; 600 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 600 l/mm |
| 49-580 25 x 25 x 3 mm B270 Glass; Transmission Grating; 600 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 600 l/mm |
| 49-584 50 x 50 x 3 mm B270 Glass; Transmission Grating; 600 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 600 l/mm |
| 49-581 25 x 25 x 3 mm B270 Glass; Transmission Grating; 830 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 830 l/mm |
| 49-585 50 x 50 x 3 mm B270 Glass; Transmission Grating; 830 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 830 l/mm |
| 49-578 12.7 x 12.7 x 3 mm B270 Glass; Transmission Grating; 1200 Grooves/mm Uncoated | Optics | Grating | Transmission Grating | Edmund Optics | B270 | Rectangular | 1200 l/mm |