| Image | Part Number | Description / PDF | Quantity | Rfq |
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PACK ROUND 1 POS 49.9MM D 24MMH |
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PACK ROUND 1 POS 38MM D 28.8MMH |
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PACK ROUND 1 POS 74MM D 47.3MMH |
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PACK ROUND 1 POS 74MM D 44.6MMH |
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Reflectors in optoelectronics are optical components designed to redirect electromagnetic radiation (typically visible or infrared light) through reflection. These components maintain light coherence, intensity, and polarization while enabling beam shaping, signal modulation, and energy distribution. Modern applications include laser systems, imaging devices, telecommunications, and sensing technologies.
| Type | Functional Characteristics | Application Examples |
|---|---|---|
| Mirror Reflectors | Highly polished surfaces with metallic/dielectric coatings for broadband/narrowband reflection | Laser resonators, telescopes, industrial cutting systems |
| Diffractive Reflectors | Micro-structured surfaces using diffraction gratings for wavelength-specific dispersion | Spectroscopy, optical networking, AR/VR headsets |
| Corner Cube Reflectors | Trihedral prism geometry ensuring retroreflection at arbitrary incident angles | LIDAR systems, distance measurement, aerospace navigation |
| Parabolic Reflectors | Curved surfaces focusing parallel rays to a single point | Telescopes, satellite dishes, medical imaging systems |
Typical reflectors consist of: - Substrate: Glass, silicon, or metal (e.g., aluminum, copper) for mechanical stability - Coating Layer: Dielectric stacks (SiO /TiO ) or metallic films (Ag/Au) for enhanced reflectivity - Protective Layer: Scratch-resistant overcoats (e.g., diamond-like carbon) - Mounting Interface: Precision-machined frames for angular adjustment ( 0.1 typical tolerance)
| Parameter | Importance |
|---|---|
| Reflectivity (%@ ) | Directly affects system efficiency and signal-to-noise ratio |
| Surface Flatness ( /10@633nm) | Determines beam wavefront distortion |
| Angle of Incidence Range | Defines operational flexibility in beam steering |
| Damage Threshold (J/cm ) | Limits maximum power handling capability |
| Thermal Stability ( R/ T) | Ensures performance consistency under temperature variations |
Key industries and equipment: - Telecommunications: Fiber optic switches, WDM systems - Medical: Endoscopic imaging, laser surgery platforms - Industrial: Laser cutting machines, 3D scanning systems - Defense: Targeting systems, infrared countermeasures - Consumer Electronics: Projection displays, biometric sensors
| Manufacturer | Representative Product |
|---|---|
| Edmund Optics | 59-875 C Series Corner Cube Retroreflector |
| Thorlabs | PF10-03-F01 Broadband Dielectric Mirror |
| II-VI Incorporated | 48-8820 High-Reflection Coated Silicon Mirror |
| Hamamatsu Photonics | C10810 Parabolic Mirror for UV-Vis-NIR Applications |
Key considerations: - Match reflectivity range to source wavelength (e.g., 90% @1064nm for Nd:YAG lasers) - Evaluate environmental requirements (humidity, vibration, temperature extremes) - Confirm angular tolerance compatibility with optical system NA - Assess coating durability (e.g., abrasion resistance for field-deployed sensors) - Consider size-to-performance trade-offs (e.g., 25.4mm vs 50.8mm diameter mirrors)
Emerging developments include: - Metamaterial-based perfect reflectors ( r= r=-1) - MEMS-integrated tunable reflectors ( 5 dynamic steering) - Ultra-thin (<10 m) graphene-coated reflective surfaces - AI-optimized freeform reflector designs - High-energy laser (HEL) compatible components (100kW+ threshold)