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A Comprehensive Guide to Digital Photography: Essentials and Techniques

This tutorial presented by W. Eiben offers essential insights into digital photography, covering foundational concepts such as what constitutes a digital image and the types of digital cameras available. Participants will learn about camera settings, image compression, downloading, editing, printing, and publishing photos. The guide also addresses pixelation effects, camera modes, composition techniques, flash options, and practical advice for successful photo editing and printing. Ideal for beginners and photography enthusiasts looking to enhance their skills.

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A Comprehensive Guide to Digital Photography: Essentials and Techniques

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  1. Beginning Digital Photography Tuscola CUD #301 Dec. 7, 2006 Presented by W. Eiben

  2. What to Know • What is a Digital Image • Types of Digital Cameras • Image Compression and File Format • Camera Settings • Downloading Photos • Editing Photos • Printing Photos • Publishing Photos

  3. picture element - (computer science) the smallest discrete component of an image or picture on a CRT screen (usually a colored square or dot). Pixels 1800 x 1600 or 2.88 Million Pixels or 2.88 MegaPixels

  4. Pixilation is an effect caused by displaying a digital image or a section of a digital image at such a large size that individual pixels, small single-colored square display elements that compose the image, are visible to the eye.

  5. Types of Digital Cameras • Point and Shoot Cameras • 8 x 10 prints • 3 to 4 Megapixels • Little Creative Control • Prosumer Cameras • 8 x 10 prints • 5 to 6 Megapixels • Advanced Features • Professional Cameras • DSLR (Digital Single Lens Reflex) • 6 to 12 Megapixels • Changeable Lenses

  6. Camera Setup

  7. White Balance Auto White Balance Incandescent Light Bulb Tungsten White Balance Incandescent Light Bulb

  8. Correctly Exposed Under Exposed Over Exposed

  9. Printing

  10. Image Compression • Lossless Compression • RAW or TIFF • Lossy Compression • JPEG

  11. Least Compression (less distortion) Most Compression (more distortion)

  12. Typical Picture-Taking Modes

  13. Shutter Speed Fast Shutter Speed – reduces blurring effect of moving subjects Slow Shutter Speed – increases blurring effect of moving subjects

  14. Aperture Depth of Field Small Aperture (large number) Large Aperture (Small number)

  15. LCD Display • Immediate Feed back • Arm Shake • Uses Power • Can Be Misleading • Hard to Use in Bright Light • Viewfinder • Conserves battery power • Not all cameras have them • Can’t take angled shots • Suffer from Parallax • Can be Blocked by extended lens

  16. Composing A Picture Identify Point of Interest 1. Rule of Thirds 2. The Golden Rule 3. Leading Lines 4. Contrast 5. Framing the Photograph

  17. Rule of Thirds Lake and Rock Take up 1/3 The dominant object is 1/3 from bottom/top/left or right

  18. Golden Rule • The most important part of the image is near the lower right corner of the picture (the lower right quarter)

  19. Leading Lines Lines/Elements that lead the eye into the photo

  20. Contrast Object and Background

  21. Framing the Photograph Background is Framed by Foreground Object

  22. Optical Zoom - Good Digital Zoom - Bad

  23. Flash Options • No Flash • Forced Flash • Fill Flash • Red-eye Reduction Flash • Slow-Sync Flash (Night Mode)

  24. Shutter Button Activation • Depress button halfway and hold • Some cameras give exposure info • Some allow focus on multiple objects

  25. Downloading Images to Computer • USB Cable (some cameras require specific software) • Memory Card Reader • Printers with built in card readers

  26. Image Editing And Printing Picasa Photoshop Others

  27. Questions

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