Circular diffraction grating for Rowland optical reflective grating 50x50 1800lines film

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Use Concave grating for Rowland
OEM YES
Grooves (Lines/mm) 20~1800
Dimension Customers Requirement
Wavelength Blaze (nm) 0.31
Blaze Angle 10.7°
Thickness Tolerance (mm) ±0.1
Material BK7
Type Diffraction Grating
Origin Shenyang, China

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