25 mm lens, 2", TFL-mount (LS-FFL-0171)
  • 25 mm lens, 2", TFL-mount (LS-FFL-0171)
  • 25 mm lens, 2", TFL-mount (LS-FFL-0171) - view 2
  • LS-FFL-0171 dimensions (mm)

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Machine vision lenses

25 mm lens, 2", TFL-mount (LS-FFL-0171)

Model LS-FFL-0171

  • Focal length25 mm
  • MountM35x0.75
  • SensorAPS-H
  • Aperture2.8-16
  • ResolutionCenter 160 lp/mm / Corner 100 lp/mm
  • Field of viewV 93mm, H 125mm, D 157mm
$1,439.00
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25 mm lens, 2", TFL-mount (LS-FFL-0171)LS-FFL-0171

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Machine vision lens for industrial cameras.

  • Same-day shipping on stock itemsTracked UPS or DHL
  • 3-year warranty, minimumCovers defects in materials and workmanship
  • Expert machine-vision support includedFrom our engineering team, incl. a licensed P.E.
  • Volume discounts and Net 30For approved business accounts; purchase orders welcome
  • 90-day returnsUnused items, counted from delivery; free US return label; restocking fee up to 15% may apply
  • Secure checkout by ShopifyCard, PayPal, Shop Pay or Google Pay

Specifications

General

ModelLS-FFL-0171
Angle of view54.0 x 42.0 deg (H x V), 64.6 deg diagonal
Angle of view @ 2″54.0° × 42.0°
Angle of view @ 4/3″40.4° × 30.9°
Angle of view @ aps-c48.0° × 37.0°
Entrance pupil position30.2 mm from front
Exit pupil-54.1mm
Flange back17.526mm in air
Front / rear effective dia.Front 42.4mm / Rear 24.6mm
Lens typeFixed Focal Length
Minimum object distance (m)0.1
Shooting range at mod125(H)×93(V)
SpectrumVisible

Optics

Focal length25 mm
Aperture (F)2.8-16
Distortion0.59% (TV, 2")
Back focus20.3mm in air
Field of view at mod (2")V 93mm, H 125mm, D 157mm
Filter threadM55x0.75
Focus controlManual
Focus range0.1 m - ∞
Image circle32 mm
Iris controlManual

Sensor and imaging

Max. sensor format2"
Resolution center/cornerCenter 160 lp/mm / Corner 100 lp/mm

Environment and compliance

Operating temperature range-10 to +50 °C
Storage temperature range-20~+60 C

Mechanical

MountM35x0.75-mount
Dimensions (dia. x length, mm)57 x 101.8
Front diameter42.4 mm
Length at mod102.6 mm (at 0.1 m)
Picture size25.6x19.6mm
Weight (g)400

Other models in the Lens series, 2" series

See all 6 models
ModelSize / key dataPriceAvailabilityLink
LS-FFL-0190 35 mm $1,359.00 Quote Lead time confirmed with your quote View
LS-FFL-0191 35 mm $1,359.00 Quote Lead time confirmed with your quote View
LS-FFL-0172 25 mm $1,439.00 Quote Lead time confirmed with your quote View
LS-FFL-0156 18 mm $1,519.00 Quote Lead time confirmed with your quote View
LS-FFL-0157 18 mm $1,519.00 Quote Lead time confirmed with your quote View