Alternatively, custom designs are available upon request, providing solutions to the most challenging requirements, carried out by an experienced optical team using state of the art custom optical coating equipment.
We offer a range of ultra-narrowband bandpass filter, producing an extremely narrow and ‘square’ profile while maintaining exceptional transmission in band. These filters feature a wide and deep out of band blocking, up to OD6 without sacrificing transmission performance. Ultra-narrowband filters can be tailored to customer specification upon request.