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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

f/2.5, NIR, 8.0mm HEO Series M12 Lens

8.0mm Focal Length

Stock #63-761
Qty 1-49
Qty 50+
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Focal Length FL (mm):
Aperture (f/#):
Maximum Sensor Format:
Primary Magnification PMAG:
Numerical Aperture NA, Object Side:
Working Distance (mm):
400 - ∞
Field of View at Max Sensor Format:
Horizontal: 340.1mm - 45.9°
Vertical: 248.5mm - 34.4°
Diagonal: 440.5mm - 57.6°
Horizontal Field of View, 1/2" Sensor:
341.7mm - 46.1°
Horizontal Field of View, 1/2.5" Sensor:
306.3mm - 41.8°
Horizontal Field of View, 1/3" Sensor:
249.6mm - 34.5°
Horizontal Field of View, 1/4" Sensor:
184.6mm - 25.9°
Distortion (%):
-9.12 @ Full Field
Maximum Diameter (mm):
Length (mm):
Entrance Pupil Position (mm):
Exit Pupil Position (mm):
Image Space Principal Plane (mm):
Object Space Principal Plane (mm):
Number of Elements (Groups):
6 (5)
Back Focal Length BFL (mm):
8.72 - 8.57
Coating Specification:
600 - 1050nm BBAR
Wavelength Range (nm):
600 - 1050
M12 Imaging Lens
M12 x 0.5 (S-Mount)
IR Cut Filter:
Weight (g):

Regulatory Compliance

Reach 181:
Not Compliant

Product Family Description

  • Up to ½", S-Mount Lens
  • Up to 1.2 MegaPixels, 5µm Pixel Size Sensors
  • Harsh Environment Optics (HEO®) Waterproof Lens
  • 2.2mm to 8mm Focal Length

TECHSPEC® HEO Series M12 Lenses integrate high performance optics into a sealed, ruggedized enclosure. Threaded for M12 x 0.5, these lenses are optimized for 1/3” and ½” sensor formats. Each HEO Series Lens is waterproof, dustproof, and fog proof with the ability to be hermetically sealed to a camera. TECHSPEC® HEO Series M12 Lenses are ideal for harsh environment applications, such as automotive. Prescription data is available by submitting a Request for Prescription Form

Note: Compatible TECHSPEC® M12 Imaging Lens Accessories available.

Edmund Optics has created multiple product families of our TECHSPEC® M12 S-Mount Lenses, which are designed to provide high resolution. These high performance lenses feature precision glass designs in a metal housing and have optimized specifications between each product family to meet your application needs.

  • Blue Series M12 Lenses: High resolution finite conjugate designs optimized for machine vision working distances.
  • Rugged Blue Series M12 Lenses: Ruggedized versions of our Blue Series M12 Lenses, utilizing the same optics.
  • Green Series M12 Lenses: Finite conjugate designs optimized for machine vision working distances.
  • Red Series M12 Lenses: Infinite conjugate designs optimized for high resolution performance out to infinity.
  • HEO Series M12 Lenses: Harsh Environment Optics (HEO) sealed versions of our Red Series M12 Lenses.
  • Liquid Lens M12 Lenses: Integrated liquid lens for fast electronic focus.

Technical Information

Focal Length A B C D
2.2mm 21.0mm 16.4mm 2.2mm 5.4mm
3.6mm 14.0mm 14.1mm 4.5mm 4.5mm
8.0mm 14.0mm 15.0mm 8.7mm 4.0mm