Skip to content

Basler Lens C11-1620-12M-P#

Basler Premium C-mount lens with a fixed focal length of 16.0 mm, aperture range from F2.0–F16, and a resolution of 12 MP.

Basler Lens C11-1620-12M-P F2.0 f16.0 mm

Key Features#

  • Fits all Basler cameras with a sensor size of up to 1.1"
  • Basler Premium Lens
  • Metal housing
  • C-mount
  • Locking screws for iris and focus
  • High contrast


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.


Order Number 2200000576
Focal Length f' 16.36 mm ± 5 %
Aperture Range F2.0–F16
Aperture with Highest Resolution F2.3
Image Circle 17.6 mm (1.1" format)
Focus Range 0.1 m to infinity
Optimum Working Distance 0.4 m
Relative Illumination at Full Aperture 59 %
Resolution Designed for 142 LP/mm (3.52 µm pixel size, see Resolution versus Image Height)
MTF Measured in the Center at 90 LP/mm / 140 LP/mm (conditions: F2.0, polychromatic, 0.45 m working distance) 0.64 / 0.44
MTF Measured in the Corner at 90 LP/mm / 140 LP/mm (conditions: F2.0, polychromatic, 0.45 m working distance) 0.52 / 0.33
Optical Distortion Typical -3.26 %
Angle of View, 1" Format Horizontal: 43.6°
Vertical: 33.4°
Angle of View, 1.1" Format Horizontal: 47.9°
Vertical: 36.0°
Wavelength Range Visible (400–700 nm)
Back Focal Length, s'F 11.22 mm

→ See Terminology (Basler Lenses).

Mechanical Specifications#

Flange Back 17.526 mm
Mount C-mount
Weight Approx. 200.4 g
Focus/Iris Operation Manual

Mechanical Dimensions#

Basler Lens C11-1620-12M-P

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

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/2.0, polychromatic, 0.45 m working distance

Resolution versus Image Height

Precautions, Mounting, and Cleaning (Basler Lenses)#

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