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Know Your Camera

Know Your Camera

This is a talk I put together in one evening ahead of a fun semi-monthly event we have at the office.

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Pete Karl II

October 02, 2015
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Transcript

  1. Know Your Camera  by pk2 

  2. None
  3. The way things    used to be. 

  4. None
  5. imaging systems

  6. imaging systems (4 components)

  7. None
  8. light-sensitive surface

  9. None
  10. a lens

  11. None
  12. a light source

  13. a light source (a subject)

  14. None
  15. an aperture

  16. None
  17. CREATIVE CONTROL MEANS MORE KNOBS

  18. None
  19. CAMERA MECHANICS focal length shutter speed f-stop ISO sensitivity (not

    today)
  20. FOCAL LENGTH (mm)

  21. FOCAL LENGTH (mm)

  22. FOCAL LENGTH (mm)

  23. FOCAL LENGTH (mm)

  24. SHUTTER SPEED 

  25. SHUTTER SPEED  (watch the sliver)

  26. F-STOP

  27. F-STOP

  28. double half F-STOP

  29. f = focal length diameter of aperture F-STOP

  30. f = 50mm 6.3mm F-STOP

  31. f 8 F-STOP

  32. f 8 F-STOP -ish

  33. DOUBLE HALF WHAT? 

  34. the area of the aperture about doubles each half step

    of the aperture diameter F-STOP don’t bother processing this
  35. f-stops are ratios that tell you how much light you’re

    letting into the camera. F-STOP okay, now process
  36. None
  37. FOCAL LENGTH F-STOP SHUTTER SPEED

  38. shutter: 1/320th

  39. 1/4 1/8 1/15 1/30 1/60 1/125 1/250 1/320 1/500 1/1000

    1/2000 (shutter speed in seconds) aperture: f/4.5
  40. None
  41. (you)

  42. (are ready)

  43. COMPOSITION  DEPTH OF FIELD  EXPOSURE 

  44. COMPOSITION  DEPTH OF FIELD  EXPOSURE 

  45. carry your camera turn off your flash do interesting things

    find a subject and work it (don’t center anything, no matter how tempting)
  46. “I’m not sure how to use my camera.”

  47. Sample Starter Settings: 50mm f/5.6 ISO 1000

  48. NOW GO DO INTERESTING THINGS (and point your camera at

    them)
  49. FIND A LESS-OBVIOUS SHOT 

  50. TRAVEL.  

  51. SERIOUSLY, TRAVEL.  

  52. PHOTOGRAPH PEOPLE.   (they’re amazing)  FRAME SUBJECTS OFF-CENTER  

  53. “MAY I TAKE YOUR PHOTO?”   (take away the anxiety

    by asking. offer to email a copy) 
  54. I realize this is centered. 

  55. BE PATIENT  

  56. BE LOUD  

  57. EXPERIMENT!   (this was my first try at astrophotography) 

  58. EXPERIMENT!   (this was last month) 

  59. (and finally)  FIND MOMENTS  

  60. Thanks!