Medium cold light reflective film by coating multiple layer media hard film with different refractive rates and thickness on the surface of optical glass substrate, achieving visible light high reflection, infrared light high transmission wide spectrum filtration. Medium cold light reflective film by coating multiple layer media hard film with different refractive rates and thickness on the surface of optical glass substrate, achieving visible light high reflection, infrared light high transmission wide spectrum filtration. A ye tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ̈n yenë a tɛ

Product type: elliptical cold light reflector, parabolic cold light reflector, spherical cold light reflector, plane cold light reflector