Long wavepass/short wavepass

Long wavepass/short wavepass
  • Customizable
  • Extensive application

Boxin offers high quality long wavepass and short wavepass filter, cut-off steepness between bandpass region and cut-off region is high. From X ray to 1200nm, background of cut-off is high, average transmission in bandpass region over 90%. it customizable according to your request.

Materials: According to customers’ request Dimension Tolerance (mm): ±0.01 ~±0.2
Bevel: 0.5mm, 45° Scratch & Dig: 10/5~80/50
PV: λ/20~λ/2 / Φ100 mm Angle of Incidence: 0°
Clear Aperture: >90% Damage Threshold: >5J/cm²(1.06μm,1ns)
Coating: Multilayer dielectric coating of Electron beam alluviation

Coating Workshop

Boxin has been continuously upgrading its coating facilities. At present, Boxin has 10 sets of advanced local and foreign made coating machines and customize various optical coating layers according to customer inquiries.

Film inspection

Boxin has established a completed coating inspection system, equipped with Hitachi u-4100 , FTIR-920 IR, american-made PE-Lambda 950 spectrometers and other advanced coating inspecting equipment, and also, Boxin independently developed the Laser-induced Damage Threshold machine to accurately testing LIDT coatings, so as to provide customers with high-quality LIDT coatings.

Comments are closed.