CHANGCHUN BENA OPTICAL PRODUCTS CO., LTD.
CHANGCHUN BENA OPTICAL PRODUCTS CO., LTD.
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Commercial Optics
Tailored commercial optical solutions for unparalleled vision.
Ultra-high Precision Optics
Pioneering cutting-edge technology, leading the way in ultra-high precision optics.
Custom Optics
Professional and dedicated, specializing in personalized optical solutions to provide you with the best results.
Thin Film Coating
Your One-Stop Precision Coating Experts: Design, Processing, and Testing All in One.
Specialists in Optical Solution Implementation
UV-VIS-IR covers all wavelengths & Commercial - Custom - Ultra high precision, full range of optics solutions
Optical Assembly & System Integration
Bena Optics integrates precision optics and mechanical manufacturing, ensuring high-spec custom opto-mechanical assemblies with step-by-step inspections for zero defects.
About Bena Optics
Bena Optics Vision

With cutting-edge technology, professional expertise, and advanced processing equipment, accelerate the innovation of the entire photoelectric industry.

Innovative

We possess multiple technological innovations and patent certifications, always leading the industry.

Responsible

Quality is our lifeline, and we rigorously ensure the highest standards for every product.

Professional

In the processing of high-precision optical components, we strive for excellence and perfection.

Timely

We strictly honor our commitments and uphold the spirit of contracts, ensuring timely delivery.

Attentive

Whether pre-sale or post-sale, we are dedicated to providing wholehearted service to our customers.

Sustainable

We closely integrate industry and corporate development, continuously contributing to the advancement of the optoelectronics field.

Precision Perfection Capabilities
CNC Flat Precision Ring Polishing Machine
The advantages of using a ring polishing machine for optical components include exceptional precision, high efficiency, comprehensive surface control across the full spectrum, environmental friendliness, and remarkable flexibility.
CNC (Computer Numerical Control)
CNC machining offers high precision, flexibility, stability, repeatability, and efficient material use. It excels in processing complex structures and integrates seamlessly into automated production lines, crucial for optical processing.
IBF (Ion Beam Figuring)
IBF’s non-contact method prevents damage from mechanical tools, ideal for precise aspherical machining. Using ion beams for polishing, it ensures high stability, accuracy, and convergence, avoiding sub-surface damage.
MRF (Magnetorheological Finishing)
MRF offers significant advantages in processing optical components, including high stability, high determinism, high predictability, high repeatability, and high reproducibility.
CCOS (Computer Controlled Optical Surface)
CCOS enhances optical component processing by adapting to surface features and leveraging fast computer response and high repeatability, significantly improving polishing precision and efficiency.
High Precision Acoating Machine
Bena Optics provides advanced vacuum coating equipment for high-precision optical films, featuring precise thickness control, excellent electron gun, and high automation.
Ultra-precision Single-Point Diamond Lathes (SPDT)
Ultra-precision single-point diamond lathes are primarily used for the processing and manufacturing of optical lenses, mirrors, high-precision parts, and mold cores. Depending on the customer’s speci...
Laser Interferometer
The Zygo laser interferometer enables Bena Optics to achieve sub-nanometer surface measurements, rapid defect identification, and production optimization, ensuring high precision, reliability, and top-quality optical components.
CMM (Coordinate Measuring Machine)
The CMM offers ultra-high precision, fast data acquisition, high-speed scanning, and supports geometric measurement, surface assessment, automated inspection, and non-contact measurement.
Centering Instrument
Bena Optics uses advanced centering instruments for precise alignment of optical components, minimizing aberrations and maximizing performance, ensuring high-quality optical systems and reinforcing its industry-leading reputation.
Lupho Scan 420HD Surface Profile
LuphoScan is a high-speed, non-contact 3D measurement system using MWLI technology for precise nanoscale measurement of aspherical lenses, spheres, planes, and free-form surfaces, including transparent, metal, and abrasive materials.
Focal Length & Centration Measuring Instrument
Focal length and centration measuring instrument for effective focal length, eccentricity, curvature radius, rear focal intercept, and MTF measurement.
Electronic Autocollimator
Electronic autocollimators are primarily used for the following measurement tasks:• Smallest angle measurement• Ultra-precise angle adjustment and calibration• Quality assurance of machine tools an...
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News & Blogs About Bena
Jun. 18
Aspheric CGH Testing: A Key Technology in Precision Optical Manufacturing
This article explores the application of ​Computer-Generated Holography (CGH)​​ in testing aspheric optical components, focusing on how ​Bena Optics​ combines high-precision manufacturing with advanced CGH testing to achieve sub-wavelength measurement accuracy, meeting the demanding standards of the optical industry.
Jun. 17
Understanding the Core Components of Adaptive Optical Systems
Adaptive optics (AO) is a cutting-edge technology that enables real-time measurement and compensation of wavefront distortions, allowing for the correction of optical wavefronts in systems such as tel...
Jun. 16
Beam Splitting Plates: Function, Design, and Applications
Beam splitting plates, also known as flat beam splitters, are essential optical components used to divide incident light into reflected and transmitted beams. This blog explores their structure, design principles (including the typical 45° incidence angle), and key applications in optics and photonics.
Jun. 11
Bena Optics Shines at the 2nd Changchun Photonics Expo with Major Achievements
From June 10 to 13, Bena Optics proudly participated in the 2nd Changchun International Photonics Expo, one of China’s premier optics and photonics industry events. The expo brought together leading ...
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