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Filter technology can respond to customer’s diverse
needs through E-beam Vacuum Coater at assist ion Beam and
Optical Thickness Monitor & Crystal sensor, and accurate
measurements are possible for each angle with the best
measuring equipment.

Product Sectors
  • Band Pass Filter : Only selected wavelengths are transmitted and the rest is blocked.
  • Shot / Long Pass Filter : manufactured to have a very sharp conversion from reflection to transmission, so it is useful in many applications.
  • ND Filter : mainly used to typically reduce the light of the broad wavelength.
Product Photos
Band Pass Filter

<Band Pass Filter>

ND Filter

<ND Filter>

Shot Long Pass Filter

<Shot Long Pass Filter>