Optical lens

AOI/Machine Vision Lens | High resolution, high stability, high customization, accurate and reliable automatic optical inspection key imaging core

In automatic optical inspection (AOI) and machine vision systems, the lens is the first step in the imaging system and is the key to overall inspection accuracy, efficiency, and stability. Chenxuan Technology has been deeply involved in the field of high-precision optics and provides professional lens solutions designed specifically for AOI and vision systems. It supports a variety of sensor sizes, field of view, and magnification requirements, and can customize the design of lens modules based on the application to help improve equipment recognition performance and reliability.

Technology Development Focus｜Creating the best lens solution for image detection tasks

🔬 High resolution for various sensor sizes

Supports various sensor sizes from 1/3″, 1/2″, 2/3″, 1″ to APS-C, and is designed to meet 4K/8K image output requirements:

Resolvable below 3μm
Solving the challenge of identifying small defects
Supports color and black and white sensor compatibility

🔍 Optical distortion as low as 0.01% or less

The lens is specially designed with optical technology and treated with coating technology to effectively reduce:

Distortion
Chromatic Aberration
Flare and Ghost

Applicable to:

High Precision Parts Inspection
Wafer appearance defect analysis
Alignment and packaging visual positioning

📏 Various working distance and field of view configuration options

Available according to application requirements:

Fixed focus/Zoom lens
Telecentric Lens
High NA design (high numerical aperture, improved light collection efficiency)

Quality Assurance｜Professional optical testing and full-process quality inspection management

🧪 MTF test (Modulation Transfer Function)
Ensure that the resolution meets the standards and provide measurement reports for customer traceability.

🎯 Centration & Decentering Measurement
Ensure the precise consistency of lens assembly and optical axis.

📦Dust-free assembly and packaging process
Manufactured in a Class 1000 clean room and vacuum packed to ensure shipment quality.

🧰 100% factory tested and verified:

Imaging Tests
Locking screw inspection
Appearance and durability test

Customization Capabilities | One-stop Project Lens Development Service

🔧 We provide complete support from requirements planning to lens delivery:

Specification discussion and application scenario analysis
Optical design (Zemax), mechanical design (SolidWorks)
Lens sample proofing and function verification
Small-scale trial production and mass production with fast delivery

We can adjust the design for different application scenarios (such as semiconductor chip appearance inspection, PCB short circuit detection, IC package defect identification, etc.) to improve image clarity, acquisition speed and system compatibility.

Typical application scenarios

Application areas	Key features of the lens
Semiconductor wafer and IC package inspection	High resolution + low distortion + telecentric design
Panel and PCB appearance inspection	Wide field of view + uniform imaging + multiple magnification support
Medical and biotechnology equipment vision systems	Macro clarity + true color imaging + high stability
Automated equipment positioning	Fast focus + low-latency imaging + long-term stable operation

Why choose AOI lens solutions from Chenxuan Technology?

✅ Developed and manufactured in Taiwan:Shorten development cycle and provide immediate maintenance support
✅Small quantity, diverse quantity and fast delivery:New projects quickly enter the verification phase
✅ Complete optical design and system integration capabilities:Supports various light sources and sensor matching
✅ Stable yield, certified by many semiconductor equipment manufacturers

Optical devices

Lens

A lens is an optical element that uses its curved surface to change the direction of light propagation, thereby achieving the effect of focusing or diverging light. According to the shape and function, lenses can be divided into convex lenses and concave lenses. Convex lenses are usually used to converge light, while concave lenses are used to disperse light. Lenses are widely used in optical equipment such as glasses, microscopes, cameras, and telescopes. Their design and manufacturing require sophisticated technology to ensure the accuracy and stability of optical performance.

Lens specifications

Prism/Spectroscope

A prism is an optical element that is usually designed with multiple plane mirror surfaces arranged in a specific geometrical arrangement. Its main function is to change the direction of light, reflect light or split light. It is commonly used in optical instruments such as telescopes, cameras, microscopes and laser equipment.

The structure of a prism is usually made of glass or transparent materials, and the surface is precisely cut and polished to ensure that light can be accurately reflected or refracted along the designed path. Depending on the purpose, prisms can be divided into many types, such as:

Reflective mirror:Used to change the direction of light, commonly seen in telescopes.
Spectroscopic prism: used to decompose light into different wavelengths and applied to spectral analysis.
Polarizing mirror: used to separate or adjust the polarization direction of light.
Total reflection prism: uses the total reflection phenomenon to achieve efficient reflection of light.

Prisms are widely used in optical systems and play an indispensable role in scientific research, industrial production and daily life. Their design and manufacturing technology are of great significance to the improvement of optical performance.

Filter

A filter is an optical device used to selectively pass or block light of a specific wavelength. Filters are widely used in photography, imaging, scientific research, and other fields. Here is some basic information about filters:

Types of filters

Color filter:
- Used to change the color of an image or enhance the effect of a specific color.
- Common in photography and videography.
Polarizing filter:
- Used to reduce reflected light and improve color saturation.
- Often used in outdoor photography, especially when photographing water or glass.
Neutral Density Filter (ND Filter):
- Used to reduce the amount of light entering the camera without changing the color.
- This allows for slower shutter speeds to be used in bright light environments.
UV filter:
- Used to filter ultraviolet light and protect the lens.
- Although modern digital cameras are less sensitive to UV light, it can still be used to protect the lens.