SP700 Shortpass Filter (T＞95%@400-690nm, OD5@715-1080nm)

SP700 Shortpass Filter - Precision Visible Light Control

The SP700 Shortpass Filter delivers exceptional optical performance with high transmission across the visible spectrum and excellent OD5 blocking, making it the ideal choice for applications requiring precise red-edge wavelength control and superior near-infrared rejection.

Key Specifications:

• Cut-off Wavelength: 700nm (T=50%)
• High Transmission Range: T>95% @ 400-690nm
• Excellent Blocking Range: OD5 @ 715-1080nm
• Optical Density: >100,000:1 blocking ratio
• Transmission Bandwidth: 290nm visible range coverage

Applications & Benefits:

• Red-Edge Spectroscopy: Perfect for vegetation analysis and chlorophyll fluorescence studies
• Color Science Applications: Eliminates infrared contamination for accurate color measurements
• Fluorescence Microscopy: Prevents NIR excitation bleed-through in red fluorophore imaging
• Photosynthesis Research: Ideal for studying plant photosystem responses
• Machine Vision: Enhances color accuracy by blocking infrared interference

Technical Advantages:

• Excellent OD5 blocking - 100,000:1 rejection ratio for superior protection
• High transmission efficiency across entire visible spectrum
• Sharp transition at 700nm - critical for red-edge applications
• Extended blocking range covers common NIR laser lines
• Low fluorescence background for sensitive measurements
• Durable multi-layer coating ensures long-term stability

Essential for researchers and engineers working at the visible-NIR boundary who need precise wavelength control. This filter provides the performance and reliability required for red-edge spectroscopy, color science, and optical systems where accurate visible light transmission with effective infrared blocking is critical.