SP890 Shortpass Filter (T＞90%@500-850nm, OD2@980-1520nm)

SP890 Shortpass Filter - Broad Spectrum Performance

The SP890 Shortpass Filter delivers exceptional optical performance with broad visible to near-infrared transmission and extended blocking range, making it ideal for applications requiring maximum light collection across a wide spectral range with reliable longer wavelength rejection.

Key Specifications:

• Cut-off Wavelength: 890nm (T=50%)
• Broad Transmission Range: T>90% @ 500-850nm
• Extended Blocking Range: OD2 @ 980-1520nm
• Optical Density: >100:1 blocking ratio
• Wide Spectral Coverage: 350nm transmission bandwidth

Applications & Benefits:

• Broadband Spectroscopy: Covers green to near-infrared wavelengths for comprehensive analysis
• Silicon Detector Applications: Optimized for silicon photodiode response range
• Multi-wavelength Imaging: Allows broad spectral imaging with extended NIR blocking
• Laser Safety Systems: Provides reliable protection from longer NIR laser wavelengths
• Optical Communications: Ideal for testing optical components across extended wavelength range

Technical Advantages:

• Broad transmission range maximizes light collection efficiency
• Extended blocking range covers multiple NIR laser lines
• High transmission efficiency across green to NIR spectrum
• Reliable OD2 blocking prevents detector saturation
• Cost-effective solution for broadband applications
• Durable multi-layer coating ensures consistent performance

Perfect for applications requiring broad spectral coverage with extended blocking performance. This filter provides the versatility and reliability needed for broadband spectroscopy, silicon detector applications, and optical systems where wide transmission range with extended NIR rejection is essential.