![45mm Grating - Alrad](http://alrad.com/cdn/shop/products/45mm-gratings_{width}x.jpg?v=1675874009)
* Size:65 X 50 mm
* Aperture size: 45 X 30 mm
Available in 100, 200, 300 and 600 lines per mm.
* The grating is protected by two glass plates 65 x 50 mm and bound together at edges.
* Grating area 45 x 30 mm.
* Available individually
* Available as set of four