Basic photography tutorial ecca 2013-part_2


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Basic photography tutorial ecca 2013-part_2

  1. 1. BASICPHOTOGRAPHYTUTORIALCLASSFOR ECCA COUNSELLORSEnvironmental Camps for conservation AwarenessTutor- NIYAM RAJ SHRESTHA17 JUNE 2013PART - II6/21/2013 1© Niyam Raj Shrestha
  2. 2. Photography“What is Photography?"• Greek words photos ("light") andgraphein ("to draw")• The word was first used by the scientistSir John F.W. Herschel in 1839.• It is a method of recording images by theaction of light, or related radiation, on asensitive material.6/21/2013 2© Niyam Raj Shrestha
  3. 3. Camera“What is Camera?"• Optical instrument - records images -directly,transmitted to another location, or both.• These images - still photographs or movingimages.• The term - came - camera obscura (Latin for"dark chamber"), an early mechanism forprojecting images.• The modern camera evolved from the cameraOBSCURA.6/21/2013 3© Niyam Raj Shrestha
  4. 4. Camera Evolution6/21/2013 4© Niyam Raj Shrestha
  5. 5. Pinhole Camera • Alhazen (Ibn Al-Haytham)around1000AD,• Invented the firstpinhole camera,(also called theCamera Obscura}• Able to explainwhy the imageswere upsidedownThe first casual reference to the optic laws that made pinholecameras possible, was observed and noted by Aristotle around330 BC, who questioned why the sun could make a circular imagewhen it shined through a square hole6/21/2013 5© Niyam Raj Shrestha
  6. 6. Pinhole Camera• The first casual reference tothe optic laws that madepinhole cameras possible,• This was observed andnoted by Aristotle around330 BC, who questionedwhy the sun could make acircular image when itshined through a squarehole6/21/2013 6© Niyam Raj Shrestha
  7. 7. EVOLUTION6/21/2013 7© Niyam Raj Shrestha
  8. 8. Evolution contd..6/21/2013 8© Niyam Raj Shrestha
  9. 9. Evolution contd..6/21/2013 9© Niyam Raj Shrestha
  10. 10. Evolution contd..6/21/2013 10© Niyam Raj Shrestha
  11. 11. Evolution contd..6/21/2013 11© Niyam Raj Shrestha
  12. 12. CAMERAParts..6/21/2013 12© Niyam Raj Shrestha
  13. 13. CAMERA PARTS Camera Function..Shutter Speedthe amountof time thatthe shutteris open6/21/2013 13© Niyam Raj Shrestha
  14. 14. CAMERA PARTS Camera Function..ShutterSpeedEffect6/21/2013 14© Niyam Raj Shrestha
  15. 15. What are the parts and function indigital camera?6/21/2013 15© Niyam Raj Shrestha
  16. 16. What are the parts and function indigital camera?• The lens• The CCD or CMOS sensorThe light that enters the lens and translates it into a digital signal.The size of the CCD or CMOS varies, from 25mm2 up to 1977mm2 andcan contain anywhere from less than 1 million pixels (1MP) to 24million pixels (24MP) and up. Each pixel is a dot in the image, themore megapixels the more dots that comprise the image. This is not ameasure of quality, it is only a measure of size.• The PCBThere can be one or more Printed Circuit Boards inside the camera.These process the information and are the brains of the camera.Think of it like the motherboard inside your computer, just muchsmaller.• The memory• The LCD screen• The flash• The body6/21/2013 16© Niyam Raj Shrestha
  17. 17. What are the parts in digital camera?6/21/2013 17© Niyam Raj Shrestha
  18. 18. What are the parts in digital camera?6/21/2013 18© Niyam Raj Shrestha
  19. 19. Camera Function..6/21/2013 19© Niyam Raj Shrestha
  20. 20. Camera Function..6/21/2013 20© Niyam Raj Shrestha
  21. 21. Lenses Camera Function..• Optical lens or assemblyof lenses used inconjunction with a camerabody and mechanism tomake images of objects• It can be either onphotographic film or onother media capable ofstoring an imagechemically orelectronically.6/21/2013 21© Niyam Raj Shrestha
  22. 22. Types of Lenses Camera Function..• Wide Angle Lenses• Standard Lenses• Medium Telephoto /Portrait Lens• Telephoto• Compare Prices• Specialist Lenses6/21/2013 22© Niyam Raj Shrestha
  23. 23. Types of Lenses Camera Function..• Wide Angle Lenses-under 20mm. Wide-angle is 21-35mm.• Standard Lenses-focal length range of 35-70mm, fixed50mm lens.• Medium Telephoto / Portrait Lens-The focal range between80-135mm• Telephoto-focal length of between 135mm and 300mmused for sports and wildlife photography• Specialist Lenses-– Super Telephoto:focal length of more than 300mm– Macro: focus closer to an object than normal lenses,1:1 ratio– Fisheye: super wide-angle lenses• ZOOM LENSES6/21/2013 23© Niyam Raj Shrestha
  24. 24. Lenses Function Camera Function..APERTUREan apertureis a hole oran openingthroughwhich lighttravels6/21/2013 24© Niyam Raj Shrestha
  25. 25. Lenses Function Camera Function..APERTURE6/21/2013 25© Niyam Raj Shrestha
  26. 26. Lenses Function Camera Function..APERTURE6/21/2013 26© Niyam Raj Shrestha
  27. 27. Lenses Function Camera Function..APERTURE EFFECT6/21/2013 27© Niyam Raj Shrestha
  28. 28. End of part – 26/21/2013 28© Niyam Raj Shrestha
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