LP670 Longpass Filter (T>95%@680-1200nm, OD4@200-655nm)

Premium LP670 Longpass Filter - Ultra-High Performance Red Light Filtering

The LP670 Longpass Filter represents excellence in red-light optical filtering, delivering outstanding 95% transmission efficiency with superior OD4 blocking. Engineered for the most demanding applications, this filter provides exceptional performance for advanced optical systems requiring precise red-to-infrared wavelength separation.

Outstanding Specifications:

• Cut-on Wavelength: 670nm (T=50%)
• Ultra-High Transmission: T>95% @ 680-1200nm
• Superior Blocking: OD4 @ 200-655nm

Key Applications:

• Fluorescence Microscopy: Perfect for red fluorophore imaging (Cy5, Alexa Fluor 647)
• Confocal Microscopy: Essential for red channel detection in multi-color imaging
• Flow Cytometry: Optimal for red laser line separation (633nm, 647nm)
• Live Cell Imaging: Ideal for long-term studies with minimal phototoxicity
• Spectroscopy: Precise red-light wavelength discrimination
• Laser Applications: Effective filtering for HeNe and red diode lasers

Performance Excellence:

• Ultra-sharp transition edge for maximum signal separation
• Exceptional 95% transmission minimizes signal loss
• OD4 blocking provides outstanding background suppression
• Optimized for red-to-near-infrared spectrum (680-1200nm)
• Consistent performance across entire filter surface
• Minimal autofluorescence for sensitive detection
• Long-term stability under intense illumination

Technical Advantages:

• Premium Performance: Industry-leading 95% transmission efficiency
• Superior Contrast: OD4 blocking eliminates unwanted shorter wavelengths
• Research Grade: Professional quality for critical applications
• Broad Compatibility: Works with standard filter cube configurations

Quality & Reliability:

• Advanced multi-layer coating technology
• Rigorous quality control and performance verification
• Compatible with standard optical mounts and systems
• Suitable for both research and clinical applications
• Designed for high-intensity laser applications

Perfect for: Advanced fluorescence microscopy, confocal imaging, flow cytometry, and high-end optical systems requiring maximum transmission efficiency and superior red-light filtering performance.