SP505 Shortpass Filter (T＞90%@400-500nm, OD3@520-1000nm)

SP505 Shortpass Filter - Blue-Green Wavelength Control

The SP505 Shortpass Filter delivers excellent optical performance with high transmission in the blue-green region and reliable OD3 blocking, making it ideal for applications requiring precise cyan wavelength control with comprehensive green to infrared rejection.

Key Specifications:

• Cut-off Wavelength: 505nm (T=50%)
• High Transmission Range: T>90% @ 400-500nm
• Reliable Blocking Range: OD3 @ 520-1000nm
• Optical Density: >1000:1 blocking ratio
• Blue-Green Coverage: 100nm transmission bandwidth

Applications & Benefits:

• Blue-Green Spectroscopy: Perfect for analyzing blue to cyan wavelengths while blocking green and longer wavelengths
• Fluorescence Microscopy: Prevents green and red excitation bleed-through in blue-cyan fluorophore imaging
• LED Characterization: Ideal for testing blue and cyan LEDs while blocking green components
• Aquatic Research: Optimized for underwater optical studies requiring blue-green transmission
• Machine Vision: Enhances image quality by filtering green and infrared interference

Technical Advantages:

• High transmission efficiency in blue-green region maximizes signal strength
• Reliable OD3 blocking prevents detector saturation from longer wavelengths
• Sharp transition at 505nm for precise cyan wavelength control
• Extended blocking range covers green to near-infrared spectrum
• Excellent blue transmission for broadband short wavelength applications
• Durable multi-layer coating ensures consistent performance

Perfect for researchers and engineers working with blue-green wavelengths who need comprehensive longer wavelength blocking. This filter provides the precision and reliable blocking performance required for fluorescence microscopy, aquatic research, and optical systems where accurate blue-green transmission with superior green to infrared rejection is essential.