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Stefan Machleidt Leslie Klein Michail Yordanov. Virtual Engineering: Design of Optical See- Through Displays Stefan Machleidt.

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Presentation on theme: "Stefan Machleidt Leslie Klein Michail Yordanov. Virtual Engineering: Design of Optical See- Through Displays Stefan Machleidt."— Presentation transcript:

1 Stefan Machleidt Leslie Klein Michail Yordanov

2 Virtual Engineering: Design of Optical See- Through Displays Stefan Machleidt

3 Virtual Engineering: Design of Optical See-Through Displays3

4 Overview Principles of Optics Basic Approach Implementation Summary Future Work Demo Virtual Engineering: Design of Optical See-Through Displays4

5 Fermat´s principle (principle of least time) The path taken between two points by a ray of light is the path that can be traversed in the least time. Virtual Engineering: Design of Optical See-Through Displays5 n i : refractive index of material i d i : distance of part i

6 Law of refraction (Snell´s law) Virtual Engineering: Design of Optical See-Through Displays6

7 Law of reflection Virtual Engineering: Design of Optical See-Through Displays7

8 Convex Lens Virtual Engineering: Design of Optical See-Through Displays8

9 Convex Lens Virtual Engineering: Design of Optical See-Through Displays9

10 Convex Lens Virtual Engineering: Design of Optical See-Through Displays10

11 Convex Lens Virtual Engineering: Design of Optical See-Through Displays11

12 Convex Lens Virtual Engineering: Design of Optical See-Through Displays12 Important for design of optical see-through displays

13 Concave Mirror Virtual Engineering: Design of Optical See-Through Displays13

14 Thin Lens Formula Virtual Engineering: Design of Optical See-Through Displays14

15 Spherical Aberration Virtual Engineering: Design of Optical See-Through Displays15

16 Distortion Virtual Engineering: Design of Optical See-Through Displays16 cushion shaped barrel shaped object

17 Human Eye Virtual Engineering: Design of Optical See-Through Displays17

18 Overview Principles of Optics Basic Approach Implementation Summary Future Work Demo Virtual Engineering: Design of Optical See-Through Displays18

19 Objectives / Basic Approaches Intuitive manipulation of optical elements Real-time calculation => Sequential arrangement of optical elements Potential for extension of the range of optical elements => Uniform structure for optical elements Virtual Engineering: Design of Optical See-Through Displays19

20 Structure / Algorithm Virtual Engineering: Design of Optical See-Through Displays20 Eye

21 Overview Principles of Optics Basic Approach Implementation Summary Future Work Demo Virtual Engineering: Design of Optical See-Through Displays21

22 Mirror / Combiner Virtual Engineering: Design of Optical See-Through Displays22

23 Mirror / Combiner Virtual Engineering: Design of Optical See-Through Displays23

24 Mirror / Combiner Virtual Engineering: Design of Optical See-Through Displays24

25 Mirror / Combiner Virtual Engineering: Design of Optical See-Through Displays25

26 Mirror / Combiner Virtual Engineering: Design of Optical See-Through Displays26

27 Convex Lens First Approach: Approximation (Thin Lens Formula) Pro: Fast calculation Independent from lens size Contra: No distortion Inaccurate Virtual Engineering: Design of Optical See-Through Displays27

28 Convex Lens Second Approach: Accurate Calculation of the Optical Path Virtual Engineering: Design of Optical See-Through Displays28

29 Convex Lens Second Approach: Accurate Calculation of the Optical Path Virtual Engineering: Design of Optical See-Through Displays29

30 Convex Lens Second Approach: Accurate Calculation of the Optical Path Virtual Engineering: Design of Optical See-Through Displays30

31 Convex Lens Second Approach: Accurate Calculation of the Optical Path Virtual Engineering: Design of Optical See-Through Displays31

32 Convex Lens Second Approach: Accurate Calculation of the Optical Path Virtual Engineering: Design of Optical See-Through Displays32

33 Convex Lens Second Approach: Accurate Calculation of the Optical Path Pro Accurate placement of focal plane Contra enormous complexity no unique solution: Virtual Engineering: Design of Optical See-Through Displays33

34 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays34

35 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays35

36 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays36

37 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays37

38 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays38

39 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays39

40 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays40

41 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays41

42 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays42

43 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays43

44 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays44

45 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays45

46 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays46

47 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays47

48 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays48

49 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays49

50 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays50

51 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays51

52 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays52

53 Convex Lens Third Approach: Approximation (Ray Tracing) Virtual Engineering: Design of Optical See-Through Displays53

54 Concave Mirror Virtual Engineering: Design of Optical See-Through Displays54

55 Summary Linked list algorithm Ray tracing approximation Virtual Engineering: Design of Optical See-Through Displays55

56 Future Work Occlusion / side effects Additional objects: - Aspherical lenses - Aspherical curved mirrors (windshield) Binocular systems Virtual Engineering: Design of Optical See-Through Displays56

57 Demo Virtual Engineering: Design of Optical See-Through Displays57

58 Discussion Virtual Engineering: Design of Optical See-Through Displays58


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