Basler C11-2520-12M ເລນ (25.4 mm ± 5 %; F2.0–F16)

Focal Length f: 25.4 mm ± 5 %

Aperture Range: F2.0–F16

Aperture with Highest Resolution: F2.6

Image Circle: 17.6 mm (1.1")

Focus Range: 0.1 m to infinity

Optimum Working Distance: 0.5 m

Relative Illumination at Full Aperture: 70 %

Resolution: Designed for 140 LP/mm

MTF Measured in the Center at 90 LP/mm / 140 LP/mm (conditions: F2.4, polychromatic, 0.45 m working distance): 0.69 / 0.55

MTF Measured in the Corner at 90 LP/mm / 140 LP/mm (conditions: F2.4, polychromatic, 0.45 m working distance): 0.6 / 0.4

Optical Distortion: Typical -0.24 %

Angle of View, 1/1.8 Format: Horizontal: 28.7° Vertical: 21.7°

Angle of View, 2/3 Format: Horizontal: 31.7° Vertical: 23.5°

Wavelength Range: Visible (400–700 nm)

Back Focal Length, sF: 11.33 mm

Flange Back: 17.53 mm

Mount: C-mount

Weight: Approx. 215 g

Focus/Iris Operation: Manual