| Description | Industrial lens by Carl Zeiss | 
| Articlenumber (Eureca): | 06.11.0124 | 
| Origin: | Germany | 
| Manufacturer: | Carl Zeiss | 
| Designation | ZEISS Dimension 2/18 C | 
| Manufacturer ID | 2229-926 | 
| Focal length | 18 mm | 
| Mount | C | 
| Aperture range | 2–22 | 
| Lens elements / Groups | 13 / 9 | 
| Format | 4/3 ″ | 
| Focus range [mm] | 170.5–∞ mm | 
| Focus range [ft] | 0.56–∞ ft | 
| Min. free working distance [mm] | 91.1 mm | 
| Min. free working distance [ft] | 0.30 ft | 
| Angle of view diag. / hor. / vert. 1" | 47.38 / 39.99 / 27.13 ° (1″ Format) | 
| Angle of view diag. / hor. / vert. 4/3" | 62.12 / 51.22 / 39.42 ° (4/3″ Format) | 
| Diameter of image field 1″ [mm] | 16 mm | 
| Diameter of image field 1″ [inch] | 0.63 ″ | 
| Diameter of image field 4/3″ [mm] | 21.64 mm | 
| Diameter of image field 4/3″ [inch] | 0.83 ″ | 
| Flange focal distance [mm] | 17,526 mm | 
| Flange focal distance [inch] | 0.69 ″ | 
| Coverage at close range (1 ″) [mm] | 73.8 x 49.1 mm × mm | 
| Coverage at close range (4/3 ″) [mm] | 97.0 x 72.7 mm × mm | 
| Coverage at close range (1 ″) [inch] | 2.91 x 1.93 ″ | 
| Coverage at close range (4/3 ″) [inch] | 3.82 x 2.86 ″ | 
| Image ratio at close range | 1:5.6 | 
| Entrance pupil position (in front of image plane) [mm] | 60.4 mm | 
| Entrance pupil position (in front of image plane) [inch] | 2.38 ″ | 
| Exit pupil position (in front of image plane) [inch] | 1.54 ″ | 
| Exit pupil position (in front of image plane) [mm] | 39,2 mm | 
| Length (front to mount contact surface) (at inf.) [mm] | 61,2 mm | 
| Length (front to mount contact surface) (at MOD) [mm] | 61.2 mm | 
| Length (front to mount contact surface) (at inf.) [inch] | 2.41 ″ | 
| Length (front to mount contact surface) (at MOD) [inch] | 2.41 ″ | 
| Diameter (lens only) [mm] | 57.0 mm | 
| Diameter (with fixation screws) [mm] | 63.0 mm | 
| Diameter (lens only) [inch] | 2.24 ″ | 
| Diameter (with fixation screws) [inch] | 2.48 ″ | 
| Filter thread | M43 × 0.75 | 
| Weight | 291 g | 
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Last update: 06.14.2022
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