This is a 33025FL01-260R 12.5 x 12.5 x 6 mm Float Glass Plane Ruled Diffraction Grating, available from MKS/Newport. The grating features 600 grooves per millimeter, making it suitable for high-resolution applications. The grating is coated with a front coating of nwr 53-260r-1199-9-1, enhancing its performance in specific wavelength ranges.
The grating is a blazed ruled reflective grating, designed to optimize efficiency at a specific angle and wavelength, known as the blaze wavelength. In this case, the blaze wavelength is 500 nanometers. The blaze angle, which is the angle between the grating normal and the blaze direction, is 8.6 degrees. This angle is crucial as it significantly impacts the grating's efficiency.
The grating has a rectangular base shape with dimensions of 12.5 x 12.5 x 6 mm. The inner and outer radii are both zero, indicating that this is a flat grating. The material used for the grating is soda lime ru clear, a common choice for optical elements due to its excellent transparency and durability.
The grating is designed to operate at a specific wavelength of 588 nanometers. The order is 1, and the grating side is the front side. The orientation vector is (1, 0, 0), meaning the grating is oriented in the x-direction.
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