This is a 39-635, 19.1 x 12.7mm, 515nm 0-45° Yb:YAG Laser Line Mirror Dielectric, sourced from the renowned optical components vendor, Edmund Optics. The mirror is a rectangular dielectric mirror, designed with a thin lens shape and a base material of fused silica (fused sil mal-1965).
The mirror has a width of 19.1mm and a height of 12.7mm, with a thickness of 6.35mm. It is designed to work with a wavelength of 515nm and has a coating on the front surface, specifically the EDM LM 515 38-879 0 coating. The mirror is intended for use with laser line applications and can accommodate an angle of incidence of up to 45 degrees.
According to the vendor's website, the item is currently in stock, making it readily available for immediate use. The web link provided leads directly to the product page on the vendor's website, offering users easy access to additional information or the option to purchase the item.