Zeiss Ventum 2.8-21 Service Manual

ZEISS Ventum 2.8/21

Features

• excellent image quality, leading to highest data precision

over the complete image field

• fixed infinity focus setting

• lightweight mechanical design with reduced moving parts

• robust full-metal alloy housing

• 50% weight reduction to comparable lens

ZEISS Interlock Compact 2.8/21

• splash-water and dust-resistant lens housing

• covers line scan sensors up to 43 mm or are scan up to

24x36 mm²

Camera Mount

Available with
E mount

04/19 · Subject to change Carl Zeiss AG · www.zeiss.com/automatedimaginglenses

Focal length

21 mm

Aperture range

f/2.8 – f/22

Number of elements / groups

11 / 9

Focus range (object to sensor)

Fixed: set to ∞

Angular field* (diag. / horiz. / vert.)

91° / 81° / 59°

Max. diameter of image field

43.3 mm (1.7")

Flange focal length (in air)

18.0 mm (0.7”), E mount

Position of entrance pupil (relative to image sensor)

66.91 mm (2.63”)

Position of exit pupil (relative to image sensor)

39.28 mm (1.55”)

Filter-thread

M 52 x 0.75

Length (without caps)

67.8 mm (2.67”)

Diameter (max.)

62.0 mm (2.44”)

Diameter (aperture ring)

47.4 mm (1.87”)

Weight (without caps)

227 g (0.5 lbs)

Camera mount

E mount

* referring to 24 x 36 mm format resp. 43 mm line

ZEISS Ventum 2.8/21

Technical Specifications

04/19 · Subject to change Carl Zeiss AG · www.zeiss.com/automatedimaginglenses