Coating
VOT has proven coating technology to produce Various types of infrared films:AR coating to improve the infrared spectral transmittance of lenses and enhance optical imaging effects;HD coating to improve the lens's resistance to friction and extend service life;DLC coating to enhance the hardness and corrosion resistance of lenses;HR coating to improve the ultra-high reflectance of lenses.IR coating to achieve different spectral band pass-through effects.
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