700nm Bandpass Filter with 40nm FWHM – Precision Optical Filter

Optimize your optical applications with our high-quality 700nm bandpass filter, engineered to deliver exceptional wavelength isolation and high transmission efficiency. This 700nm optical filter features a Full Width at Half Maximum (FWHM) of 40nm, providing precise narrowband filtering with outstanding spectral performance.

Specifications:

• Central Wavelength: 700nm
• Full Width at Half Maximum (FWHM): 40nm
• Transmission Range: Allows light to pass between approximately 680nm and 720nm, with peak transmission centered at 700nm.
• Blocking Range: Effectively attenuates wavelengths outside the 700nm ±20nm range to minimize interference and ensure high spectral purity.

Features:

• High Transmission Efficiency: Designed for optimal light throughput at the central wavelength, making it ideal for 700nm optical communication, fluorescence imaging, and precision measurement applications.
• Advanced Coatings: Utilizes premium coatings to enhance performance, durability, and spectral accuracy, ensuring reliable operation in various environmental conditions.
• Broadband Filtering: Provides accurate wavelength isolation with a 40nm FWHM, suitable for applications requiring broad spectral coverage and high contrast.

Applications:

• Fluorescence Imaging: Perfect for 700nm fluorescence imaging where precise wavelength selection is crucial for improving image quality and signal clarity.
• Spectroscopy: Ideal for 700nm spectroscopy applications that demand broad-bandwidth filtering for detailed spectral analysis.
• Optical Communication: Excellent for 700nm optical communication systems needing reliable narrowband filtering to maintain signal clarity and reduce noise.
• Imaging Systems: Enhances performance in 700nm imaging systems by filtering out unwanted wavelengths, ensuring high contrast and resolution.

Our 700nm bandpass filter with 40nm FWHM ensures superior wavelength management and high transmission efficiency, making it a versatile and reliable choice for a wide range of optical and scientific applications.

 

Coligh’s stock standard 700nm optical bandpass filter FWHM 40nm feature:

• Feature: VIS bandpass filter
• Center wavelength: 700nm±5nm
• Angle of incidence: 0°
• FWHM: 40nm±5nm
• Blocking range: 200-1100nm
• Blocking depth: OD4, OD6 and above
• Transmission average: Above 90%
• Thickness：1.0mm, 1.1mm
• Size: φ8mm, φ10mm, φ12.5mm, φ25.4mm, φ50mm mounted or unmounted
• Material: B270, K9, Fused silica

Custom option:

• Bandwidth: 10nm, 20nm, 25nm, 30nm,  50nm, 60nm, 100nm,  or any bandwith client request
• Angle of incidence: Depend on request
• Blocking depth:  OD2, OD3, OD5, OD6, OD8
• Size: round or square smaller than 150*150mm
• Material thickness: Depend on request
• Transmission and blocking rang: custom as per requirement or between 200nm to 2000nm