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Precisometer

Zoom lens series

12.5X Linear Zoom Lenses

Motorized zoom lenses with a built-in double guide rail: the linear guide motion system has high precision, high efficiency and a low friction coefficient, which improves the optical performance, accuracy, stability and service life of the lens. 0.58× to 7.5× (12.5:1) for sensors up to 2/3 inch.

Premium zoom optics, without the premium price.

Optical magnification
0.58× – 7.5×
Zoom ratio
12.5:1
Max. sensor size
2/3 inch
Working distance, all versions
77.4 mm
Versions
2
12.5X Linear Zoom Lenses

Versions

Choose a version

Motorized zoom; with or without coaxial illumination.

PMS-L125 12.5X Linear Zoom Lens

12.5X Linear Zoom Lens

PMS-L125

Motorized, linear guide · WD 77.4 ± 2 mm

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PMS-L125-C 12.5X Linear Zoom Lens with Coaxial Illumination

12.5X Linear Zoom Lens with Coaxial Illumination

PMS-L125-C

Motorized, linear guide · coaxial illumination · WD 77.4 ± 2 mm

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12.5X Linear Zoom Lenses compared
VersionModelZoomIlluminationFine focusWorking distanceDatasheet
12.5X Linear Zoom LensPMS-L125Motorized, linear guide77.4 ± 2 mmPDF
12.5X Linear Zoom Lens with Coaxial IlluminationPMS-L125-CMotorized, linear guideCoaxial77.4 ± 2 mmPDF

Features

  • Zoom ratio up to 12.5×
  • High contrast: a core-adjustment method removes the effect of optical element centering errors on image contrast
  • Fast and accurate zooming

Applications

  • Biology
  • Electronics
  • Semiconductor
  • Machine vision
  • Other high-precision industries

Technical specifications

12.5X Linear Zoom Lenses: optics

Optical performance

MagnificationDepth of field (mm)N.A.F-numberResolution (µm)TV distortion
0.58×2.750.02512.5130.050%
0.6×2.670.02512.5130.050%
1.0×0.950.04311.857.80.002%
1.5×0.430.06311.955.30.010%
2.0×0.270.07413.654.530.020%
2.5×0.20.08215.34.090.003%
3.0×0.150.0916.53.730.020%
3.5×0.120.09718.43.460.020%
4.0×0.10.119.93.360.018%
4.5×0.0810.1120.43.050.020%
5.0×0.0730.1122.453.050.010%
5.5×0.0660.1122.73.050.010%
6.0×0.0610.1126.83.050.001%
6.5×0.0560.1129.43.050.010%
7.0×0.0520.1131.73.050.005%
7.5×0.050.1133.93.050.005%

Field of view (mm), diagonal × horizontal × vertical

Magnification2/3" sensor
0.58×18.97 × 15.17 × 11.38
0.6×18.33 × 14.67 × 11.00
1.0×11.00 × 8.80 × 6.60
1.5×7.33 × 5.87 × 4.40
2.0×5.50 × 4.40 × 3.30
2.5×4.40 × 3.52 × 2.64
3.0×3.67 × 2.93 × 2.20
3.5×3.14 × 2.51 × 1.89
4.0×2.75 × 2.20 × 1.65
4.5×2.44 × 1.96 × 1.47
5.0×2.20 × 1.76 × 1.32
5.5×2.00 × 1.60 × 1.20
6.0×1.83 × 1.47 × 1.10
6.5×1.69 × 1.35 × 1.02
7.0×1.57 × 1.26 × 0.94
7.5×1.47 × 1.17 × 0.88

System

Adapters, attachments and fields of view

12.5X linear zoom lens system diagram
System diagram: TV adapters, right-angle adapters, APO objectives with their couplers, and lens attachments.

Which 12.5X linear zoom lens fits your set-up?

Tell us your camera, field of view and working distance, and we will put together the lens, adapter tubes, attachments and illumination with a quotation.

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