Industrial Cameras, Industrial Imaging and Machine Vision - Wholesale Distributor - Aegis Electronic Group


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Theia TL1250P N3 CS Motorized 4k Telephoto Lens

Discover unprecedented clarity and control with Aegis Electronic Group's Theia TL1250P N3 CS Motorized 4K Telephoto Lens. Elevate your industrial imaging – explore now!
TL1250P N3 CS

Unleash Precision with Theia TL1250P N3 CS 4K Telephoto Lens

Elevate your industrial imaging capabilities with the Theia TL1250P N3 CS Motorized 4K Telephoto Lens from Aegis Electronic Group. Boasting an ultra-high resolution of true 4K with a 12-megapixel imaging capacity, this lens is designed for exceptional clarity in long-distance applications. Its fully motorized features include zoom, focus, and iris adjustments, providing unparalleled control for diverse imaging scenarios. Some models come equipped with IR cut and limit switches for added flexibility.

Crafted for 1/1.7" sensor sizes or smaller, this lens offers IR correction for seamless Day/Night vision. Its compact design enables seamless integration into domes as small as 4” mini-domes, featuring both thumb screw and optional set screw with a wrench for secure mounting. The Theia TL1250P N3 CS lens is a game-changer in industrial and machine vision applications, delivering precision and reliability for tasks demanding uncompromising image quality and control.


  • True 4K, 12-megapixel resolution
  • Fully motorized (zoom, focus, iris)
  • IR correction for Day/Night vision
  • Compact design for 4” mini-domes
  • Optional set screw and wrench for secure mounting


  • Industrial automation
  • Surveillance systems
  • Traffic monitoring
  • Robotics vision
  • Quality control
Mount Type CS-Mount 
Focal Length 12-50mm
Iris Type P-Iris
Image Circle Ø9.4mm at FL 12mm
Resolution 12.4 megapixel
F/# F/1.8 @ 12mm - F/2.4 @ 50mm to close
IR Correction 440nm – 950nm (Day/Night)
Focus Range 2.0m - infinity
Lens Length (TTL) 64mm TTL
Back Focal Length (BFL) 8.2mm (in air)
Chief Ray Angle (CRA) < 7°
Geometric Distortion < 10% at 12mm, < 2% at 50mm
Relative Illumination >40%
Lens Transmission >80%
Weight 70g 
Operating Temperature -20C to 60C (<70% humidity, non-condensing) 
Storage Temperature -30C to 70C (<90% humidity, non-condensing)