This is a Low Dispersion Mirror for Femtosecond Laser, specifically designed for use with a 12.7 mm diameter and a thickness of 5mm. The mirror is sourced from OptoSigma, a renowned vendor in the optical industry. It is made of N-BK7, a type of glass known for its excellent optical properties, which is produced by Schott, a leading manufacturer of specialty glass and glass-ceramics.
The mirror is coated with a dielectric coating, specifically the "opt flm2-800 aoi 45" coating, which is designed to work optimally at a wavelength of 800nm. This coating is applied to the front surface of the mirror. The mirror is designed to be used as a thin lens, making it ideal for applications where space is at a premium.
According to the vendor's website, this item is currently in stock. For more detailed information, you can visit the following link: https://www.optosigma.com/us_en/catalog/product/view/id/25159/s/low-dispersion-mirror-for-femtosecond-laser-12-7mm-diameter/