1. Table of Contents 33Thick Lens 44Terminology 66Light Source at F 1111Concave Lens 1313Object Parallel P.A. 1414Object through 2F 1515Object through F 1616Equations

2. Physics of Thin Lenses for O.P. Physics by Dick Heckathorn 14 July 2K+4

5. Lens Terminology F 2F ff

6. Lens Terminology 2F FF ff

7. Light Source at F 2F F F

8. Object Beyond 2F 2F F F O I

9. Object at 2F 2F F F O I

10. Object between 2F and F 2F F F O I

11. Object at F 2F F F O

12. Object between F and Lens 2F F F O I

13. Double Concave Lens 2F F F O I

14. Object Parallel to P.A. 2F F F O I

15. Object Through 2F 2FFF O I

16. Object Through F 2F F F O I I

17. O E D A f didi d0d0 hoho hihi B F F C

18. O E D A f didi d0d0 hoho hihi B F F C

21. That’s all Folks!

22. O E D A f didi d0d0 hoho hihi B F F C