21 mm, 1.2", 25 MP, C-mount motorized-focus lens (LS-FFL-1509)
  • 21 mm, 1.2", 25 MP, C-mount motorized-focus lens (LS-FFL-1509)
  • LS-FFL-1509 dimensions (mm)

Machine vision lenses

21 mm, 1.2", 25 MP, C-mount motorized-focus lens (LS-FFL-1509)

Model LS-FFL-1509

  • Focal length21 mm
  • MountC-mount
  • Sensor1.2"
  • ApertureF2.0
  • Resolution25 MP
  • Highest resolution of the 9 models in its series: 25 MP (shared with 1 other model)
$959.00

Ships in 2-3 weeks

0.66 kg shipping weight

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21 mm, 1.2", 25 MP, C-mount motorized-focus lens (LS-FFL-1509)LS-FFL-1509

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LS-FFL-1509: focal length 21 mm, format 1.2" (19.3), aperture F2.0, MOD 200 mm.

21 mm, 1.2", 25 MP, C-mount Motorized-Focus Lens. Random-access autofocus system: one command or key press focuses the lens automatically, for any scene and inspected object, giving a stable, consistent sharp image; supports mainstream industrial cameras and servo drivers through a cross-platform SDK. At a glance: focal length 21 mm; format 1.2" (19.3); resolution 25 MP; aperture F2.0; mount C.

  • Tracked worldwide shippingTracked 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; no restocking fee
  • Secure checkout by ShopifyCard, PayPal, Shop Pay or Google Pay

Specifications

General

ModelLS-FFL-1509
Aliaspassive autofocus-RC-M-12FA2120
Format1.2" (19.3)
Angle of view (1.2", DxHxV)49.85 x 38.3 x 33.1 deg
Angle of view (1", DxHxV)41.7 x 33.9 x 25.8 deg
Angle of view (2/3", DxHxV)29.7 x 23.7 x 17.9 deg

Optics

Focal length21 mm
Distortion0.1%
Mechanical back focal length12.288 mm
ApertureF2.0
M.O.D.200 mm
Filter threadM30.5 x 0.5
Iris controlMotorized
Focus controlMotorized

Sensor and imaging

Resolution25 MP

Interfaces and I/O

InterfaceUSB

Environment and compliance

Operating temperature-20 to +70 °C

Mechanical

MountC
Size46.5 x 60 mm
Shipping weight (estimated)0.66 kg

Engineering data

Field of view with the LS-FFL-1509

Worked out from this lens's own focal length, image circle and closest focus: what it sees at your working distance, on the sensor you use.

Focal length21 mm
Image circleØ 19.3 mmCovers sensors up to 1.2"
Angle of view37.2° × 27.7°Calculated for a 1.1" sensor; 45.3° diagonal
Closest focus200 mm
Distortion0.1 %
Back focal length12.288 mmmechanical
Size46.5 × 60 mm
Filter threadM30.5 × 0.5
Field of view (width × height) of the 21 mm lens by sensor format and working distance
Sensor formatAt 200 mmAt 500 mmAt 1000 mmAt 2000 mm
2/3"8.45 × 7.07 mm80.5 × 67.3 mm201 × 168 mm402 × 337 mm805 × 673 mm
1/1.2"11.25 × 7.03 mm107 × 67 mm268 × 167 mm536 × 335 mm1071 × 670 mm
1"13.2 × 8.8 mm126 × 83.8 mm314 × 210 mm629 × 419 mm1257 × 838 mm
1.1"14.13 × 10.35 mm135 × 98.6 mm336 × 246 mm673 × 493 mm1346 × 986 mm

Thin-lens approximation: field of view ≈ sensor size × working distance ÷ focal length, with the distance measured to the front of the lens; closest to reality when the distance is many times the focal length. Sensor sizes are typical for each optical format.

Compatible parts

Fits with this part

Checked with the configurator's fit rules: lens mount and sensor coverage, supply voltage, power per channel and connector.

Build the full system with this part

Cameras this lens fits

7.1 mm sensor diagonal; this lens covers up to 19.3 mm

17.2 mm sensor diagonal; this lens covers up to 19.3 mm

9.5 mm sensor diagonal; this lens covers up to 19.3 mm

3.2 mm sensor diagonal; this lens covers up to 19.3 mm

6.6 mm sensor diagonal; this lens covers up to 19.3 mm

With a 5 mm C-CS ring

15.8 mm sensor diagonal; this lens covers up to 19.3 mm

Adapters

For CS-mount cameras

Other models in the Motorized-Focus lenses (LS-FFL-S142) series

See all 9 models
  • Highest resolution of the 9 models in its series: 25 MP (shared with 1 other model)
ModelFocal lengthSensorAperturePriceAvailabilityLink
LS-FFL-1509This model21 mm1.2"F2.0$959.00 Ships in 2-3 weeks
LS-FFL-151035 mm1.2"F2.4-16$959.00 Ships in 2-3 weeks View
LS-FFL-15119 mm2/3"F2.0$959.00 Ships in 2-3 weeks View
LS-FFL-151212 mm2/3"F1.8$959.00 Ships in 2-3 weeks View
LS-FFL-151316 mm2/3"F2.0$959.00 Ships in 2-3 weeks View
LS-FFL-151425 mm2/3"F2.0$959.00 Ships in 2-3 weeks View
LS-FFL-151516.0 +/-0.3 mm (at 0.20 m)2/3"F2.0$959.00 Ships in 2-3 weeks View
LS-FFL-151625.0 +/-0.3 mm (at 0.25 m)2/3"F2.0$959.00 Ships in 2-3 weeks View
LS-FFL-151725.0 +/-0.3 mm2/3"F2.0$959.00 Ships in 2-3 weeks View