issue date：2016-3-31 15:35:44 visit frequency：2871
DHR coating is designed to produce very high relfection( more than 99.8% at designed wavelength ).They are generally used in a single wavelength laser cavity where the lowest cavity loss at a cener wavelength is essential.XF Photonics Co.,Ltd can provide such coating with center wavelength from 250 to 2200nm according to customer's requirement.
