Fixed Focal Length Lenses

Aug. 20, 2018
Edmund Optic's fixed length lenses support up to 1 1/8 in. sensors.

Designed for space-limited applications, TECHSPEC UCi Series Fixed Focal Length Lenses are ultra-compact instrumentation (UCi) versions of the UC Series Fixed Focal Length Lenses, using the same optics. These lenses are the ideal solution for OEM applications requiring small, robust, and lightweight imaging tools.


With 4K resolution, the lenses are designed for small pixels less than 2.2µm and are offered in multiple fixed apertures for a wide variety of applications.


TECHSPEC UCi Series Fixed Focal Length Lenses are available in 21 models with focal lengths of 4, 6 or 12 mm, and feature working distances that are very short or zero. Each lens is coated with an MgF2 anti-reflective coating, which offers maximum transmission from 400-700nm.

  • Maximum Camera Sensor Format: ½ in.
  • Coating: MgF2 (400-700nm)
  • Mount: M12 x 0.5 (S-Mount)
  • Optimized Sensor Format: 1/2.5 in.



  • Ultra-Compact Instrumentation (UCi) Versions of our UC Series Fixed Focal Length Lenses
  • Optimized for 1/2.5 in. Sensors and Supports up to 1/1.8 in.
  • Streamlined Fixed Aperture Designs for Instrumentation Integration