GTI25-03A 25 x 25 x 3 mm B270 Glass; Visible Transmission Grating; 300 Grooves/mm Coated

The GTI25-03A is a high-quality transmission grating from Thorlabs, designed for use in visible light applications. This grating, measuring 25 x 25 x 3 mm, is made from B270 glass, a durable and optical-quality material known for its excellent transparency and resistance to environmental factors.

The grating features 300 grooves per millimeter, providing a high level of dispersion and resolution. The blaze angle is 31.7 degrees, optimizing the grating for use at a central wavelength of 588 nm. The orientation vector is (1,0,0), indicating that the grating's lines are parallel to the x-axis.

The grating is coated on the back side with a specialized coating (tho gti25-03a 0), enhancing its performance in specific applications. The grating side is also indicated as the back side. The grating's geometry is rectangular, with a width of 25 mm, a height of 25 mm, and a depth of 3 mm.

The catalog number for this item is GTI25-03A, and it is currently in stock. You can find more information and purchase this item at https://www.thorlabs.com/thorproduct.cfm?partnumber=GTI25-03A.