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Database: 365,228(8 Aug 2026)

light filter

light filter, Total:27 items.

The international standard classification for "light filter" includes: Optical equipment , Glass in general , Inks. Printing inks , Photographic equipment. Projectors , Optics and optical measurements .

The Chinese standard classification for "light filter" includes: Material and component for instrument and meter , Other daily-use chemicals , Lens , Electron optics and other physical optics instrument , Camera and photograph instrument , Optical instrument in general , Optical Measurement , Chemical Measurement .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Professional Standard - Machinery

National Metrological Verification Regulations of the People's Republic of China

  • JJG 179-1990 Verification Regulation of Photoelectric Colorimeter with Filter
  • JJG 1034-2008 Verification Regulation of Reference Filter for Calibration Spectrophotometer
  • JJG 812-1993 Interference Filter

Professional Standard - Aerospace

  • QJ 1697-1989 General Specifications for Infrared Interference Filters