| Materials |
BK7, Quartz, Infrared, Sapphire, Ge, Si, ZnSe, CaF2, etc. |
| Diameter |
1.5-300mm |
| Radius |
>0.8mm |
| Focal Length |
-30000mm-30000mm |
| Center Thickness Tolerance |
±0.01mm |
| Diameter Tolerance |
±0.005mm |
| Focal Length Tolerance |
±1% |
| Surface Accuracy |
N=1-3 |
| Irregularity |
Change In N=0.1-0.5 |
| Decenter |
3"-1’ |
| Surface Quality |
10/5-60/40 |
| Coating |
Upon Request |
| Application Area |
Imaging, Lighting, Laser, etc. |
BK7 Reflector Mirrors are precision-engineered optical components designed for controlled beam redirection in imaging, laser, and instrumentation systems where stable reflective performance is required. Fabricated from high-homogeneity BK7 optical glass, these mirrors provide consistent refractive behavior, low internal stress, and excellent surface uniformity, which are critical for minimizing wavefront distortion in precision optical assemblies.
In optical system design, BK7 Reflector Mirrors are commonly selected when a balance between optical performance, mechanical stability, and cost efficiency is required. When paired with metallic or dielectric coatings such as aluminum or enhanced silver layers, BK7 Reflector Mirrors achieve high reflectance across visible and near-infrared wavelengths while maintaining long-term coating adhesion stability.
Due to their predictable optical characteristics and manufacturing consistency, BK7 Reflector Mirrors are frequently integrated into laser beam steering modules, optical folding systems, and scientific measurement platforms where alignment accuracy and reflection reliability directly impact system performance.
Advantages of BK7 Reflector Mirrors
- High optical clarity substrate: BK7 material ensures excellent transmission uniformity and low optical distortion.
- Efficient reflection performance: BK7 Reflector Mirrors provide high reflectivity across targeted wavelength ranges depending on coating selection.
- Stable mechanical structure: Offers good rigidity and thermal stability for consistent optical alignment.
- Cost-effective optical solution: BK7 Reflector Mirrors balance performance and manufacturing cost, suitable for large-scale applications.
- Coating versatility: Compatible with multiple reflective coatings for different spectral requirements.
- Low surface defect density: Ensures minimal scattering and improved beam quality.
Application Fields
- Laser optical systems: Used for beam steering, folding, and alignment control.
- Imaging systems: Enhances optical path design in cameras and microscopes.
- Scientific instruments: Applied in spectroscopy and optical research setups.
- Industrial inspection systems: Improves beam direction accuracy in machine vision.
- Projection and lighting systems: Used for optical path redirection and system integration.
- Educational optics: Common in laboratory optical experiments and teaching systems.
Shanghai Advance Optical-Electronics Technology Co., Ltd is specialized in manufacturing optical lenses, locating at Shanghai Qingpu District and half hour driving-distance from Shanghai Hongqiao Airport. Our vision is to create value and provide convenience to society. With almost 10 years’ experience, we have solid and reliable resources for producing different categories of optical and camera lenses, which are commonly installed on imaging, laser and medical equipment, quality and competitive price are our priority. Customization and timing of that are our greatest advantages over competitors. We do accept OEM and ODM within the specification capability and promise to have one-year warranty for all our products. We are looking forward to cooperate with you.
Q1: What makes BK7 Reflector Mirrors suitable for optical systems?
A: BK7 Reflector Mirrors are made from high-quality BK7 glass, providing excellent optical uniformity and low distortion, which ensures stable and accurate reflection performance in precision optical systems.
Q2: What types of coatings are available for BK7 Reflector Mirrors?
A: BK7 Reflector Mirrors can be coated with aluminum for general use, silver for higher reflectivity in visible wavelengths, or dielectric coatings for enhanced reflectance and durability.
Q3: Are BK7 Reflector Mirrors suitable for laser applications?
A: Yes, BK7 Reflector Mirrors are widely used in laser systems for beam steering and optical path control due to their stable reflection performance and coating flexibility.
Q4: Can BK7 Reflector Mirrors be customized?
A: Absolutely. BK7 Reflector Mirrors can be customized in terms of size, thickness, shape, and coating type to meet specific optical design requirements.
Q5: How durable are BK7 Reflector Mirrors in long-term use?
A: With proper coating selection and handling, BK7 Reflector Mirrors offer strong mechanical stability and long-term optical reliability in controlled environments.
