Dual-band AR coating (W-coating)
Dual-band AR coating (W-coating)
Dual-band AR coating (W-type coating) achieves synchronous anti-reflection at two specific discrete wavelengths through precise film system design, forming a dual-trough reflection spectrum characteristic.
Cross-domain Collaborative Applications
Multispectral Imaging Devices
Military multi-band observation and aiming systems integrate W-coated optical lenses to enhance transmittance in both visible and short-wave infrared channels. Aerial remote sensing payloads employ dual-band anti-reflection windows, compatible with topographic mapping lasers and hyperspectral imaging wavelengths. Surgical microscope illumination modules utilize dual-wavelength anti-reflection beam splitters to coordinate transmission efficiency between white-light observation and fluorescence excitation optical paths.
Composite Laser Systems
Laser processing platforms optimize the transmission efficiency of processing lasers and visual positioning beams through W-coated combiners with laser focusing technology. Optical parametric oscillators (OPO) reduce parametric conversion energy loss via output windows coated with dual-resonance anti-reflection layers. Lidar emission lenses apply detection/ranging dual-wavelength anti-reflection coatings to improve signal-to-noise ratio in multi-mode detection.
Communication & Quantum Technologies
Quantum relay nodes incorporate precision optical interfaces with entangled-photon dual-wavelength anti-reflection layers to minimize Bell-state measurement insertion loss. Space-division multiplexing modules use dual-band anti-reflection prisms for coordinated signal transmission and wavelength calibration. Satellite laser communication terminals apply radiation-resistant W-type coatings to maintain beacon light and data light dual-channel power stability.
Medical Diagnostics
Flow cytometers enhance 488nm excitation light and 785nm scattered light collection efficiency with dual-band anti-reflection flow cells. Confocal microscope objectives feature visible/NIR dual anti-reflection coatings for compatibility with live imaging and deep-tissue observation. Skin OCT detection windows apply 1310/1550nm dual-band coatings with integrated infrared lenses to optimize tomographic imaging quality across varying tissue depths.
Industrial Sensing Networks
Gas analyzers boost sensitivity for methane/carbon dioxide detection via characteristic absorption dual-wavelength coated chamber windows. Semiconductor defect inspection systems use dual-band anti-reflection objectives to coordinate bright-field imaging and ultraviolet defect excitation light sources. Laser-induced breakdown spectroscopy (LIBS) probes integrate W-coated lenses to optimize plasma excitation and spectral collection dual-path efficiency.
Research Setups
Cold-atom experiments improve magneto-optical trap loading rates and fluorescence detection precision with cooling/detection laser dual-wavelength anti-reflection vacuum windows. Ultrafast pump-probe systems apply dual-band anti-reflection beam splitters to synchronize femtosecond pulse generation and parametric amplification. Synchrotron beamlines enable rapid multi-energy experimental switching using EUV/soft X-ray dual-band optics.
