Products Description
DM600 45° Dichroic Mirror | 615-700nm >95% Transmit, 450–595nm >98% Reflect
The DM600 is a precision 45-degree angle of incidence (AOI) dichroic mirror engineered for accurate spectral beam splitting in visible-range optical systems. Fabricated with advanced thin-film coating technology on high-quality optical substrates, it delivers greater than 95% transmission at 615nm and greater than 98% reflectivity across the 450nm to 595nm waveband. This component offers exceptional spectral edge steepness, minimal polarization shift, and long-term environmental stability, making it ideal for demanding life science and analytical optical applications.

Technical Specifications
| Parameter | Specification |
|---|---|
| Angle of Incidence (AOI) | 45 degrees |
| Transmission Wavelength | 615-700nm |
| Peak Transmission | Greater than 95% |
| Reflection Band | 450nm – 595nm |
| Average Reflectivity | Greater than 98% |
| Coating Type | Thin Film Interference Coating |
Applications
This 45° dichroic mirror is optimized for high-performance fluorescence detection systems, most notably fluorescence microscopy, where it precisely separates excitation and emission light paths to maximize signal-to-noise ratio. It is a critical component in matched fluorescence filter sets, life science imaging instruments, PCR optical systems, and biomedical imaging devices, delivering consistent spectral performance across extended operation cycles.
Customization & Service
OPTOStokes provides both off-the-shelf standard configurations and full custom engineering support for the DM600 dichroic mirror. Standard form factors include circular, square, and custom irregular shapes, with optional precision mounting rings to simplify integration into your optical assembly. Our extensive in-stock selection enables fast turnaround for standard requirements, while our in-house coating and fabrication team supports high-level custom specifications to meet unique project parameters. All products are manufactured to world-class precision standards with reliable lead times and guaranteed spectral performance.
Technical Support & Ordering
For R&D teams and procurement managers facing extended lead times, inconsistent coating performance, or limited customization options for dichroic optics, OPTOStokes offers a reliable, customer-centric alternative. Our technical team works directly with your engineering and procurement staff to address spectral design challenges, validate prototype requirements, and deliver consistent, high-quality dichroic mirrors on schedule. Contact our team at sales@optofilters.com to discuss your project requirements or request a formal quote.
Tags: Dichroic Mirrors Fluorescence Detection Thin Film Coating VIS Filters Fluorescence Filter Sets