Products Description
SP660 Shortpass Filter | CWL 660nm, Tave > 90%

The SP660 is a precision shortpass filter engineered to transmit visible spectra from 410nm to 635nm while delivering consistent out-of-band rejection across 350–1090nm. Designed for optical imaging and sensing systems, this filter ensures maximum signal contrast and effective ambient noise suppression. Explore our complete line of shortpass filters and custom optical filter components tailored for OEM optical applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | SP660 |
| Passband Transmission | 410–635nm @ Tave > 90% |
| Center Wavelength (CWL) | 660 ± 5nm @ T = 50% |
| Blocking Range | 350–1090nm @ OD > 2 |
Target Applications
The SP660 shortpass optical filter is widely integrated into high-precision industrial inspection and optical instruments, including:
Industrial Machine Vision: Eliminates near-infrared interference in automated inspection cameras using specialized machine vision filters.
Color Sorting Systems: Improves color fidelity and sensor discrimination in high-speed agricultural and industrial sorters.
Surface Defect Detection: Boosts signal-to-noise ratio in high-resolution optical flaw and scratch inspection tools.
Customization & Engineering Capabilities
OPTOStokes provides extensive in-stock availability for rapid prototyping and fully custom production runs. We offer custom shaping (circular, square, or custom geometries) and protective metal ring mounting options. All filters undergo rigorous spectral quality control to guarantee world-class performance and reliable project delivery schedules.
Request Technical Data & Quotations
Eliminate lead time risks and ensure exact optical specs for your system. Contact our engineering support team at sales@optofilters.com or submit an inquiry online at www.optofilters.com to receive custom CAD models, spectral data, or competitive OEM pricing.
Tags: OPTOStokes shortpass filter machine vision filter 660nm optical filter IR cut filter