BP415nm Biochemical Bandpass Filter | CWL 415nm±3nm, FWHM 8±2nm, 1.0mm

The OPTOStokes BP415nm is a high-precision bandpass filters optimized for biochemical analysis and life science detection applications. Engineered with advanced ion-assisted thin film coating technology, it provides transmission greater than 70 percent across the 414–416nm range, with a center wavelength of 415nm ±3nm and an ultra-narrow full width at half maximum of 8±2nm. This 1.0mm thick filter delivers exceptional high OD blocking across 200–400nm and 430–1100nm with average optical density greater than 6, ensuring ultra-low background noise for high-sensitivity biomedical imaging and biochemical detection systems.

Technical Specifications

Applications

This ultra-narrowband high-OD bandpass filter is specifically designed as a biochemical filter for applications requiring precise spectral selection and deep out-of-band rejection at 415nm. Its exceptional optical performance makes it ideal for:

• Biochemical analysis instruments and clinical diagnostic systems

• Microplate readers and ELISA testing equipment

• PCR optical detection and life science research instruments

• Biomedical imaging and fluorescence detection systems

• Immunoassay and protein analysis devices

• Analytical spectroscopy and laboratory testing equipment

Customization & Service

OPTOStokes offers comprehensive custom optical filter solutions to meet your exact biochemical detection requirements. We manufacture bandpass filters in standard circular, square and custom irregular shapes, with optional precision mounting rings for seamless integration into your optical assemblies. Our extensive in-stock inventory ensures fast shipping for standard specifications, while our advanced cleanroom manufacturing capabilities deliver custom orders with reliable, predictable lead times. All products are manufactured to world-class quality standards and undergo rigorous 100 percent optical testing before shipment.

Pain Points & CTA

Biochemical and life science engineering teams often face critical challenges: insufficient out-of-band blocking leading to high background noise, inconsistent center wavelength accuracy across batches, and long lead times for custom high-OD narrowband components. These issues can reduce detection sensitivity, increase test result variability, and delay product development timelines. At OPTOStokes, we solve these problems with our extensive ready-to-ship inventory, precision thin-film coating technology, and dedicated technical support team. Whether you need a single prototype for testing or high-volume production runs, we deliver precision optical components on time, every time.

For detailed datasheets, volume pricing, or to discuss your specific filter requirements, contact our expert team at sales@optofilters.com or submit an inquiry through our website today.