Presentation from SVS-Vistek GmbH on machine vision at the UKIVA Machine Vision Conference 2018.

1. Lens Control & Industrial Cameras Finally
Merge!
Sebastian Bachmann
Manager OEM & Application Engineering
14.05.2018

2. Contents
▪ Who is SVS-Vistek?
▪ Current situation of lens control
▪ Lens control from CCTV market
▪ New lens control options
▪ Applications
▪ Q & A

3. Who is SVS-Vistek?
▪ Camera Manufacturer
▪ 60 employees
▪ VGA up to 120MP
▪ (Dual) GigE Vision, USB3 Vision,
Camera Link, CoaxPress
▪ Customizations, OEM solutions
▪ Sebastian Bachmann
▪ Manager OEM and Application
Engineering

4. Current situation of Lens control
▪ Physical Adjustment needed
▪ Change lens settings
▪ Move camera
▪ Multiple camera systems
▪ => expensive, complexe,
inaccurate
▪ Fixed-Iris
▪ Manual-Iris

5. Fixed Iris
▪ No iris control
▪ Often small M12 lenses
▪ Brightness control over
exposure time or gain
▪ Focus controlled by screw-in
depth
▪ No possibility to fix the focus

6. Manual Iris
▪ Aperture control manual
▪ Focus control manual
▪ Often fixed focal length
▪ Physical adjustment needed
▪ Often one time adjustment
during installation

7. Lens control options from CCTV
▪ Auto-Iris
▪ P-Iris

8. CCTV market - Auto Iris
▪ Motorized control of iris
▪ DC-Iris: Control of iris is in
the camera
▪ Video-Iris: Control of iris in
the lens
▪ Depending on lightning
conditions the iris can be
opened and closed
▪ Control cable needed Computar.com

9. CCTV market - P-Iris
▪ P-Iris – Precision Iris
▪ Exact controlling of the
aperture
▪ Set aperture to an exact
value
▪ Control cable needed
Computar.com

10. New Lens control options
▪ Liquid lens – up to 2/3“
▪ Micro-Four-Third lens – up to 4/3“
▪ Canon lens – larger sensors

11. What is a Liquid Lens?
▪ Electronically controllable
variable focus
▪ Water / oil
▪ Focus is very fast
▪ No zoom
▪ No aperture control
Corning Incorporated

12. Liquid Lens
▪ Fixed Iris
▪ Focus control with Software
▪ Cable for controlling needed
▪ GeniCam Implementation

13. What is a Micro-Four-Third Lens?
▪ Coming from DSLR cameras
▪ Manufacturers: Panasonic,
Olympus, Sigma, etc.
▪ Lenses in different price
ranges
▪ Direct communication with
camera
▪ Bayonet mount
Marie-Lan Nguyen

14. Micro-Four-Third Lens
▪ Control of
– focal length
– focus
– aperture
▪ Via camera software

15. Micro-Four-Third Lens
▪ Genicam compliant
▪ GigE Vision compliant
▪ USB3 Vision compliant

16. Micro-Four-Third Lens
▪ Application know settings of
the camera
▪ Full control of all lens
settings

17. Canon Lens
▪ Canon EF-Mount
▪ Known from SLR-market
▪ Adapter solution
▪ Communication to adapter
via pins
▪ Communication to camera
via cable
▪ Adapter for controlling focus
and aperture

18. Canon EF-Lens
▪ Genicam Compliant
▪ Easy accessible

19. Applications
▪ Defense
▪ Parcel inspection
▪ Track and Trace / Packaging
▪ Traffic
▪ Automation
▪ High Level Surveillance
▪ Aerial Imaging
▪ Broadcast / Sports

20. Defense
GFDL

21. Parcel inspection

22. Track & Trace / Packaging

23. Traffic

24. Automation

25. High Level Security
euroluftbild.de/Erich Meyer

26. Aerial Imaging

27. Broadcast / Sports
Stephan Hoogerwaard

28. Conclusion
▪ Old dream has come true!
▪ Solutions available
▪ Easy to control
▪ Suitable for multiple
applications

29. Questions?
14.05.2018
Sebastian Bachmann
Manager OEM & Application Engineering