Customized Filter for SWIR
03/16/2023

SWIR filter (Broadband filter) Short wavelength infrared (SWIR) light is generally defined as light in the 900-1700 nm wavelength range. SWIR [...]

Update the website
03/10/2023

We’ve updated a page of Long Pass Filter.    We have developed Long pass filter with wide and flat blocking lange. [...]

Customized Filters for Spectral Analysis II
09/08/2022

Steep-Edge Long Pass Filters Steep-edge Long Pass Filters provide very steep cut-on slope, deep rejection and high transmission at the same [...]

Customized Filters for Spectral Analysis I
09/08/2022

Notch filters Notch filters, or band stop filters, reflect and remove the specific narrow wavelength band only and pass the other [...]

Customized Filters for LiDAR
09/08/2022

Low incident angle dependence band pass fitlers The transmission spectrum of band pass filters composed of multi-layered dielectric thin films subject [...]

Customized Filters
09/08/2022

We are constantly striving to improve our optical thin-film coating technologies and the adaptability to a variety of requests for custom [...]

Thin Film Filters for Module Applicaion
09/08/2022

Narrow Band Pass Filter      Abundant experiences of customized optical filters for the optical communication and fiber-optic sensing have expanded the [...]

World’s first successful transmission of 4K videos on T-Band
09/08/2022

World’s first successful transmission of Ultra-High-Definition (4K) Videos through a newly defined wavelength band named “T-Band”. Press release [...]