LP770 Longpass Filter (T>90%@790-1200nm, OD3@200-760nm)

Professional LP770 Longpass Filter - Near-Infrared Optical Filtering

The LP770 Longpass Filter is engineered for demanding near-infrared applications requiring precise wavelength separation at 770nm. With excellent 90% transmission efficiency and effective OD3 blocking, this filter delivers exceptional performance for advanced NIR optical systems across a broad spectral range up to 1200nm.

Technical Specifications:

• Cut-on Wavelength: 770nm (T=50%)
• High Transmission: T>90% @ 790-1200nm
• Effective Blocking: OD3 @ 200-760nm

Key Applications:

• NIR Fluorescence Imaging: Ideal for deep tissue imaging and biological studies
• Semiconductor Inspection: Essential for silicon wafer analysis and quality control
• Biomedical Imaging: Perfect for non-invasive medical diagnostics
• Material Analysis: Optimal for polymer and pharmaceutical characterization
• Laser Systems: Effective filtering for NIR laser applications
• Industrial Sensing: Quality control and process monitoring

Performance Features:

• Sharp transition edge for precise 770nm cutoff
• High 90% transmission minimizes signal loss
• OD3 blocking provides reliable background suppression
• Broad spectral range from NIR to extended NIR (790-1200nm)
• Consistent performance across entire filter aperture
• Low scatter for clean optical systems
• Stable performance under varying conditions

Technical Advantages:

• High Performance: Excellent 90% transmission efficiency
• Reliable Blocking: OD3 performance provides good background suppression
• Research Grade: Professional quality for scientific applications
• Cost-Effective: Balanced performance for practical applications

Application Areas:

• Medical Devices: Non-invasive diagnostic and therapeutic systems
• Industrial Inspection: Quality control and material characterization
• Research: NIR spectroscopy and optical studies
• Agriculture: Crop monitoring and food quality analysis

Quality & Reliability:

• Professional optical coatings for NIR wavelengths
• Quality control testing ensures specification compliance
• Compatible with standard optical mounts and systems
• Suitable for both research and industrial applications
• Designed for NIR laser environments

Perfect for: Near-infrared imaging systems, biomedical research, material analysis, and optical systems requiring reliable NIR filtering with excellent transmission efficiency and effective visible light blocking.