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Basler Lens C12-5024-25M#

Basler Premium C-mount lens with a fixed focal length of 50 mm, aperture range from F2.4–F16, and a resolution of 25 MP.

Basler Lens C12-5024-25M F2.4 f16.0 mm

Key Features#

  • Fits all Basler cameras with a sensor size of up to 1.2"
  • Minimal aperture of 2.4 for the whole series
  • Metal housing
  • C-mount
  • Locking screws for iris and focus
  • Aperture indicators on iris ring and lens barrel
  • High contrast

Info

The technical data shown in the following sections are nominal design values. The real values of the delivered products can deviate from the nominal design values.

General Specifications#

C12-5024-25M
Order Number 2200001665
Focal Length f' 49.8 mm ± 5 %
Aperture Range F2.4–F16
Aperture with Highest Resolution F2.77
Image Circle 19.3 mm (1.2" format)
Focus Range 200 mm to infinity
Optimum Working Distance 0.7 m
Relative Illumination at Full Aperture 84 %
Resolution Designed for 184 LP/mm (2.71 µm pixel size, see Resolution versus Image Height)
MTF According to Design in the Center at 140 LP/mm / 200 LP/mm (conditions: F2.4, polychromatic, 0.45 m working distance) 0.53 / 0.38
MTF According to Design in the Corner (80% field) at 140 LP/mm / 200 LP/mm (conditions: F2.4, polychromatic, 0.45 m working distance) 0.51 / 0.36
Optical Distortion / TV Distortion 0.06 % / 0.03 %
Angle of View, 1.2" Format Horizontal: 16.7°
Vertical: 14.5°
Angle of View, 1" Format Horizontal: 16.6°
Vertical: 8.6°
Wavelength Range Visible (400–700 nm)
Back Focal Length, s'F 11.58 mm (Focus 0.5 m)

→ See Terminology (Basler Lenses).

Mechanical Specifications#

C12-3524-25M
Flange Back 17.526 mm
Mount C-mount
Weight Approx. 277.5 g
Focus/Iris Operation Manual

Lens Dimensions#

Basler Lens C12-5024-25M

→ Download the CAD/technical drawing for your Basler Lens.

Precautions, Mounting, and Cleaning (Basler Lenses)#

→ See Precautions, Mounting, and Cleaning (Basler Lenses).

Environmental Requirements#

Temperature During Operation -20–60 °C (-4–140 °F)
(For best results, adjust the focus when a steady operating temperature has been reached.)
Humidity During Operation 10–90 % relative humidity, non-condensing
Temperature During Storage -20–60 °C (-4–140 °F)

Performance Chart#

Resolution versus Image Height#

Conditions: f/2.4, polychromatic, 0.7 m working distance

Resolution versus Image Height