KSIC 27301—Manufacture of optical lens and elements

Where 27301 sits

1. C Manufacturing
2. 27 Manufacture of medical, precision and optical instruments, watches and clocks
3. 273 Manufacture of photographic equipment and optical instruments
4. 2730 Manufacture of photographic equipment and optical instruments
5. 27301 Manufacture of optical lens and elements

Description

Refers to industrial activities that manufacture various optical elements by optically polishing and processing optical fibers, plates made of polarizing materials, and other materials using silicone resins, plastics, and other materials.

Example activities

• manufacture of optical fibers
• manufacture of prisms
• manufacture of optical supplies
• manufacture of reflectors
• manufacture of plates made of polarizing materials
• manufacture of lenses

Cross-references for 27301

• Manufacture of raw glass that has not undergone optical polishing ( 23121 )
• Manufacture of optical fiber cables ( 28301 )
• Manufacture of objective lenses for cameras, projectors, and photography ( 27309 )
• Manufacture of contact lenses ( 27195 )
• Manufacture of eyeglass lenses ( 27195 )

Index entries for 27301

63 entries from the official KSIC alphabetic index that classify under this code.

• Manufacture of other optical lenses
• Manufacture of polarizing filters for microscopes
• Manufacture of polarizing filters for polarimeters
• Manufacture of prisms made of polarizing materials
• Manufacture of prisms
• Manufacture of other flat optical lenses (manufacture of flat leses)
• Manufacture of processed optical products other than glass (regardless of whether optically polished and limited to those without permanently attached frames or handles)
• Manufacture of special plastic lenses (excluding those for eyeglasses)
• Manufacture of processed optical products (optical products in the shape of quartz (excluding fused quartz), fluorite, plastic or metal products, cultured single crystals of magnesium oxide, or halides of alkali or alkaline earth metals, etc.)
• Manufacture of optical glass proof planes for unilateral view inspection
• Manufacture of replica gratings for diffraction gratings (a thin film of plastic or gelatin coated on a support plate such as a glass plate, on which the diffraction lines of the original plate are engraved)
• Manufacture of polarizing products (for microscopes or other scientific instruments, sunglasses, glasses for watching stereoscopic movies, etc.)
• Printing screens (a finely polished glass circular or steel plate screen or similar printing screen) Manufacture of rectangular types)
• Manufacture of polished glass screens for printing (screen plates for gravure printing or photocopying)
• Manufacture of optically polished glass (products with multiple parallel lines engraved at regular intervals)
• Manufacture of optically polished glass for dental or medical devices
• Manufacture of optically polished glass for microscopes
• Manufacture of optically polished glass for projectors
• Manufacture of optically polished glass for telescopes
• Manufacture of optical glass mirrors constituting optical products
• Manufacture of glass optical processing products (products processed into a predetermined shape, polished on the surface, and then subjected to final edge polishing)
• Manufacture of optical glass optical flats for lateral view inspection
• Manufacture of optically polished glass (plates and discs consisting of flat or parallel planes)
• Manufacture of composite (bonded with adhesives, etc.) prisms and lenses
• Manufacture of diffraction gratings (used in the same way as prisms for spectrum research, etc.)
• Manufacture of color filters (for cameras, etc.) (optical products)
• Manufacture of microscope lenses, and other optical elements Manufacture (manufactured with ethylenediamine tartrate)
• And other optical elements Manufacture (manufactured with ethylenediamine tartrate)
• Manufacture of optical fibers
• Manufacture of halftones
• Manufacture of colored optical lenses and optical elements
• Manufacture of other optical elements (manufactured with alkali metal or alkaline earth metal halides)
• Manufacture of polarizing filters
• Manufacture of quartz optical elements
• Manufacture of optical elements
• Manufacture of other polarizing products
• Manufacture of prisms for polarizers
• Manufacture of optically processed glass optical products (those without frames or handles)
• Manufacture of standard light platens
• Manufacture of polished prisms
• Manufacture of filters for cameras
• Manufacture of optical fibers and optical fiber bundles for endoscopes
• Manufacture of optical lenses and optical elements (excluding eyeglass lenses)
• Manufacture of optical fiber cables (non-insulated products)
• Manufacture of molded optical lens products
• Manufacture of optical fiber bundles
• Manufacture of interference filters
• Manufacture of coated optical lenses and optical elements (coated with anti-reflective film using cryolite, calcium fluoride, or magnesium fluoride, etc.)
• Manufacture of optical elements for optical instruments
• Manufacture of plate-shaped polarizing materials (plastic plates specially treated, or a layer made of active plastic Composed of a plate supported on one or both sides by other plastic or glass)
• Manufacture of other optical elements
• Manufacture of lenses (for microscopes)
• Manufacture of prisms for spectrometers
• Manufacture of other optical elements (made of sodium chloride or magnesium oxide)
• Manufacture of polarizing material plates
• Manufacture of crown glass optical products
• Manufacture of optical lenses for astronomical telescopes
• Manufacture of lenses for astronomical telescopes
• Manufacture of lenses for optical instruments
• Manufacture of prisms for optical instruments
• Manufacture of optical lenses
• Manufacture of reflectors (optical supplies)
• Manufacture of light guide plates

27301 in other systems