BP777.4-1.5 Bandpass Filter(CWL=777.4nm,FWHM=1.5nm)

The BP777.4-1.5 is a precision bandpass filter engineered for demanding fluorescence imaging and spectroscopy applications requiring ultra-narrow spectral isolation at 777.4 nm.

Key Specifications:

• Center Wavelength (CWL): 777.4 nm
• Full Width at Half Maximum (FWHM): 1.5 nm
• Optical Density (OD): >4 blocking
• Transmission: High-efficiency dielectric coating
• Substrate: Precision-grade optical glass

Applications:

• Near-infrared fluorescence microscopy
• Raman spectroscopy signal isolation
• Laser line cleanup and wavelength selection
• Multi-channel imaging systems
• Quantum optics and photonics research

Performance Features:

• Ultra-narrow 1.5 nm bandwidth for exceptional spectral selectivity
• OD >4 out-of-band blocking minimizes crosstalk and background noise
• Hard dielectric coatings ensure long-term stability and durability
• Optimized for integration into fluorescence filter cubes and optical assemblies

Each filter is individually tested and verified to meet published spectral specifications. Transmission curves and test data available upon request.