Why Do Cameras Capture Infrared Light?
Discover how cameras pick up infrared light and why it matters for night vision and scientific applications.
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Cameras pick up infrared (IR) because their sensors, typically made from silicon, can detect a wide range of light wavelengths, including IR. Many cameras are designed to capture visible light, but they often come with an IR filter to block IR light and enhance image quality. In some specialized cameras, the filter is removed to capture IR for purposes like night vision, scientific research, or remote controls.
FAQs & Answers
- How do infrared cameras work? Infrared cameras detect IR light using sensors that can register wavelengths beyond visible light, allowing for various applications.
- What is the purpose of an IR filter in cameras? An IR filter blocks infrared light to improve image quality by ensuring that cameras capture only visible light.
- Can all cameras see infrared light? Not all cameras can see infrared light; many have filters that prevent IR light from being captured.
- What are the applications of infrared imaging? Infrared imaging is used in applications such as night vision, medical diagnostics, and remote controls.