ICNEA 4040—Optical instrument manufacturing

Where 4040 sits

1. C Manufacturing industry
2. 40 Instrumentation manufacturing industry
3. 404 Optical instrument manufacturing
4. 4040 Optical instrument manufacturing

What 4040 includes

• Refers to the manufacture of optical accessories, assembled optical components, combined optical microscopes, and optical instruments such as military telescopes made of glass or other materials (such as quartz, fluorite, plastic, or metal).
• Including the manufacturing activities of the following optical instruments：
• Optical telescope;
• Binoculars: spectacle binoculars, eyepiece zoom binoculars, hunting binoculars, other binoculars;
• Astronomical telescopes: electronic astronomical telescopes, other astronomical telescopes;
• Monocular telescope;
• Other optical telescopes;
• Astronomical instruments: Zhongxing instrument, equatorial instrument, zenith instrument, horizon theodolite, horizon longitude dial, heliophotometer, heliostat, heliostat, heliostat, coronal instrument, other astronomical instruments;
• Microscope;
• Optical microscopes: biological microscopes, stereo microscopes, metallographic microscopes, polarized microscopes, inspection microscopes, and other optical microscopes;
• Medical non-optical microscope equipment;
• Electron microscope: scanning electron microscope, other electron microscope;
• Proton microscope;
• Other microscopes;
• Telescope sights and similar appliances;
• Weapon telephoto sights, periscope telescopes, instruments or appliance components, telescopes, lasers and laser systems;
• Magnifying glass: surgical magnifying glass, binocular magnifying glass, fabric analysis mirror, handheld magnifying glass and amplifier, other magnifying glasses;
• Optical door eyes, optical beam signal equipment, stereo mirrors;
• Other telescope sights and similar appliances;
• Objective lens (part): objective lens for camera, objective lens for projector, other objective lens;
• Optical components have been assembled: color filters (color filters for cameras, other color filters), additional mirrors for cameras, viewfinders for cameras, polarization filters, eyepieces, mirrors, prisms, lenses, mirrors, halftone screens, and other optical components have been assembled;
• Polarization material production and board;
• Optical instrument parts and accessories: optical telescopes and astronomical instrument parts, duplex optical microscope parts and accessories, other optical instrument parts and accessories;
• Other optical instruments;
• The following product manufacturing activities are included in this category;
• High-strength curved mirror;
• Condenser;
• Concentrating field control device;
• Reducer for condenser;
• Controller for condenser.

What 4040 excludes

• The manufacture of glasses, lenses and parts is included in 3587 (Glasses manufacturing);
• Installed optically processed glass mirrors, etc., are included in 3057 (mirror making and similar product processing);
• Optical glass manufacturing, included in 3052 (optical glass manufacturing);
• The manufacture of cameras, film cameras, projectors, slide projectors, projectors and equipment for various purposes is included in 347 (Manufacturing of machinery for culture and office use).

4040 in other systems