810nm Optical Filter FWHM 10nm

This precision-engineered optical bandpass filter is designed for applications in the Near-Infrared (NIR) spectrum, specifically centered around 810 nm. With a Full Width at Half Maximum (FWHM) of 10 nm, this filter provides highly selective transmission while effectively blocking wavelengths outside the specified range for superior performance in critical applications.

Specifications:

• Central Wavelength: 810 nm
• Full Width at Half Maximum (FWHM): 10 nm
• Transmission Range: Passes light between approximately 805 nm and 815 nm, with peak transmission at 810 nm.
• Blocking Range: Significantly reduces transmission outside the 810 nm ± 5 nm range, minimizing interference and improving signal-to-noise ratio.

Coligh’s stock standard 808-10nm bandpass filter spectrum feature:

• Feature: NIR bandpass filter
• Center wavelength: 810±2nm
• FHWM: 10±2nm
• Blocking range: 200-1100nm
• Blocking depth:OD3
• Transmission average: ≥90%
• Size: Any size below 100*100mm

Custom option:

• Bandwidth: 20nm, 40nm, 50nm, 60nm or any other bandwidth
• Blocking depth: OD2, OD4, OD5 is availiable
• Thickness：0.5mm, 0.55mm, 0.7mm, 1.0mm, 1.1mm
• Size: round or square smaller than 100*100mm
• Material thickness: Depend on request
• Transmission and blocking rang: custom as per requirement or between 200nm to 2000nm

Features:

• Precise Wavelength Isolation: Provides accurate transmission of light centered at 810 nm, ideal for applications requiring narrowband filtering with high precision.
• High Optical Efficiency: Designed to maximize transmission within the 810 nm range while effectively attenuating wavelengths outside this band, ensuring optimal performance for sensitive measurements.
• Durable Coatings: Incorporates advanced thin-film optical coatings that enhance filter durability, reduce unwanted reflections, and maintain high spectral purity across the NIR spectrum.

Applications:

• Spectroscopy: Perfect for isolating the 810 nm band in spectral analysis, allowing for precise material identification and chemical analysis.
• Imaging Systems: Improves image quality by filtering out unwanted wavelengths, enhancing resolution and contrast in NIR imaging applications.
• Biomedical Research: Supports NIR fluorescence and other biomedical imaging techniques by providing clear and accurate wavelength isolation at 810 nm.
• Laser Systems: Ideal for laser applications requiring fine-tuned wavelength selection around 810 nm, ensuring stable and consistent performance.

This 810 nm Optical NIR Bandpass Filter is designed to meet the stringent demands of scientific, industrial, and technological applications, delivering reliable, high-performance filtering with precision.