Cameras That Think
Your phone unlocks with your face. Self-driving cars navigate traffic. Robots perform surgery.
How do machines actually "see" the world?
Kristen Chan
What is Machine Vision?
- Technology that enables computers to interpret and understand images from the world
- Combines cameras, AI algorithms, and deep learning to "see" like humans (or better) and automate tasks
- Processes visual data to identify objects, recognize patterns, and make decisions
- Bridges the gap between digital intelligence and physical reality

Image Acquisition
a technology that enables machines to "see" and interpret visual information from images or video, often to make decisions or automate tasks. It is widely used in industrial automation for tasks like visual inspection, defect detection, measuring parts, and product sorting.
How Does Machine Vision Work?
- Image Capture: Cameras collect visual data from the environment in proper lighting
- Processing: Neural networks analyze pixels, detect patterns, correct distortions, and extract features
- Recognition: AI models identify objects, classify scenes, and understand context
- Action: System makes decisions and takes automated responses such as sorting or removal
Machine Vision Today
Autonomous Vehicles
Real-time detection of pedestrians, traffic signs, and road hazards
Healthcare
Detecting diseases in X-rays, MRIs, and assisting surgeons
Manufacturing
Quality control, defect detection, and factory automation
Technology
Face ID unlock, self checkout systems, Google Translate camera
The Future: What's Coming
- Human-Robot Collaboration: Robots using vision to safely work alongside humans
- Healthcare Innovation: Surgical assistant robots with enhanced visual precision
- Autonomous Systems: Self-driving vehicles like Tesla use cameras to navigate roads, detect obstacles, read traffic signs
- Vision Transformers: New AI models processing images holistically (projected $2.7B market by 2032)
- 3D Vision & SLAM: Robots mapping environments in real-time for seamless navigation
- Edge AI: Processing on devices instantly with zero cloud lag—critical for real-time applications
Machine Vision is Already Here
Machine vision isn't a distant technology—it's already making decisions that affect your safety, health, and privacy every single day.
Understanding how it works means you can:
- Pursue careers in one of the fastest-growing fields in tech and science
- Make informed decisions about the technologies you use
- Help solve real problems—from diagnosing diseases to reducing food waste
The future belongs to those who teach machines to see.
Kristen
By Dan Ryan
Kristen
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