GB/T 40381-2021 Specification of sapphire plate for laser window

GB/T 1185-2006 Surface imperfections of optical elements GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 7660.3-2013 Reflecting prisms—Part 3:Optical parallelism and test method GB/T 7896-2008 Test method for optical grade synthetic quartz crystal GB/T 11337-2004 Measurement of departures from flatness GB/T 12085.2-2010 Optics and optical instruments—Environmental test methods—Part 2:Cold,heat,humidity GB/T 31092-2014 Monocrystalline sapphire ingot GB/T 32189-2015 Test method for surface roughness of GaN single crystal substrate by atomic force microscope GB/T 1555-1997 Test methods for determining the orientation of a semiconductor single crystal GB/T 1555-2009 Testing methods for determining the orientation of a semiconductor single crystal GB/T 1555-2023 Test methods for determining the orientation of a semiconductive single crystal GB/T 6040-2002 General rules for infrared analysis GB/T 6040-2019 General rules for infrared analysis