Machine vision lenses

40mm, F2.8, Image Size φ37mm, Recommended Magnification 0.04~0.22X, M42-Mount (LS-AF4028M-M42)

Model LS-AF4028M-M42

40mm, F2.8, Image Size φ37mm, Recommended Magnification 0.04~0.22X, M42-Mount. Provides excellent consistency of image clarity. Provides large aperture, low distortion, low chromatic aberration, and high relative illumination.

$639.00 USDIn stock · 3 available

Inventory updated Oct 14, 2026

0.34 kg shipping weight · Ships in 2-3 weeks
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Features

  • Provides excellent consistency of image clarity.
  • Provides large aperture, low distortion, low chromatic aberration, and high relative illumination.
  • Provides max. image size Φ37 mm for APS-C area scan and 4k line scan cameras.

Specifications

ModelLS-AF4028M-M42
Focal length40 mm
F-numberF2.8 to F22
Image sizeΦ37 mm
Optical distortion0.62%
Magnification range0.22 x to 0.04 x
Working distance range200 mm to 1051 mm
Iris controlManual
Focus controlManual
Filter threadM37 × 0.75
MountM42 × P1
Flange back length12 mm
DimensionΦ47.6 mm × 50.5 mm to 62.7 mm (Φ1.9" × 2.0" to 2.5")
Weight171 g (0.4 Ib.)
Temperature–10 °C to 50 °C (14 °F to 122 °F)
CertificationRoHS 2.0
Shipping weight (estimated)0.34 kg
Complete the station

Drive the light from a light controller and pair it with a lens for your field of view and working distance.

Light controllers LensesSelection guide

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