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Kai Ojala

  • Phone+358407650214
20012021

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Personal profile

Short bio

Experience

  • VTT Technical Researh Centre of Finland

    15 yrs 5 mos

     

    • Research Scientist, optics design, optical instruments

      Jan 2006 – Present

      15 yrs 5 mos

      Oulu, Finland

       

    • Color corrected objectives from Visual to NIR wavelengths
      Imaging optics from mobile phone cameras to very powerful F:number lenses
      Wide angle, add-on and Zoom lens systems
      Medical imaging optics ( ophthalmoscopy, ear and dermatoscopy )
      Astronomical optics
      CCTV lenses with prism
      Hyperspectral imaging optics (based on tunable fabry-perot
      and also new cheap and good light transmission multispectral imaging technology innovation based on lenses and grating... ;-)…see mor
       
       
      Programming Zemax
       

  • Senior Research Engineer

    Nokia Mobile Phones

    Nov 1997 – Dec 2005

    8 yrs 2 mos

    Software development
    Imaging application User Interface research and development
    Camera optics research
    Mobile phone camera lens research, design, development and verification

    Some history in Nokia Mobile Phones teams:
    • Research & Technology Access Nokia Mobile Phones Oulu Finland;
    • UIG ( user Interface group )
    • Technology platforms (camera modules)
    • Camera entity…see more
    Eucation

  • University of Oulu

    Master’s Degree

    Planetary Astronomy and Science

    MSc

    1990 – 1998

    Activities and Societies: Teacher education in year 1996

    Astronomy department,
    teacher education year 1996

     

  • University of Oulu

    Master of Science - MS

    Astronomy

about 16 Patents

  • Optical method and system for light field displays based on distributed apertures WO2020247763A1
  • OPTICAL METHOD AND SYSTEM FOR DISPLAYS BASED ON BEAMS WITH EXTENDED DEPTH OF FOCUS WO2020185414A1
  • MULTIFOCAL OPTICS FOR LIGHT FIELD DISPLAYS WO2019164745 (A1)
  • Optical method and system for light field displays based on mosaic periodic layer 
    us WO2020046716A1
  • Stereo imaging apparatus WO FI FI128501B
  • Compact catadioptric optical system for mobile phones cn WO2021028028A1
  • 3D display directional backlight based on diffractive elements us WO2019221993A1
  • Method and system for aperture expansion in light field displays us WO2019089283A1
  • Light field image engine method and apparatus for generating projected 3d light fields - us WO2019089283A1
  • Systems and methods for 3d displays with flexible optical layers   us WO 2018/200417 Al
  • Method and apparatus for measuring the height of a surface fi US20180252516A1
  • Hydraulic optical focusing-stabilizer us US7627236 B2
  • Focusing method for a camera and a camera  us US2003002867 (A1)
  • Imaging spectrograph, Kuvantava spektrografi  fi WO2017042435A1, FI20155642 (A)
  • Zoom camera arrangement comprising multiple sub-cameras  us US2009295949
  • Imaging device  US 7,453,510

Expertise related to UN Sustainable Development Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  • SDG 11 - Sustainable Cities and Communities

Skills and expertise

  • zemax
  • opticstudio
  • optical design
  • Innovation

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  • 9 Patent
  • 7 Conference article in proceedings
  • 3 Conference abstract in proceedings
  • 1 Chapter or book article
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View all 21 research outputs