John Greengo – författare

The Enthusiast's Guide to Exposure: 49 Photographic Principles You Need to Know teaches you what you need to know in order to shoot great images with proper exposures and powerful compositions. Photographer and author John Greengo covers light, aperture, shutter speed, ISO, exposure modes, and much more.Chapters are broken down into a series of numbered lessons, with each lesson providing all you need to improve your photography. Lessons include:The Light Meter and Metering ModesThe Exposure TriangleFast Shutter Speeds to Stop the ActionAdvanced Auto ISO SettingsAperture Priority ModeMaximum Depth of Field for Landscape PhotographyExposure CompensationBacklightWritten in a friendly and approachable manner and illustrated with examples that drive home each lesson, The Enthusiast's Guide to Exposure is designed to be effective and efficient, friendly and fun. Read an entire chapter at once, or read just one topic at a time. With either approach, you'll quickly learn a lot so you can head out with your camera to capture great shots.TABLE OF CONTENTSChapter 1: The Basics of LightChapter 2: Shutter SpeedsChapter 3: ApertureChapter 4: The SensorChapter 5: Exposure ModesChapter 6: Exposure Setting GuidelinesChapter 7: Exposure AdjustmentsChapter 8: Additional Exposure InformationChapter 9: Tricky Lighting Situations

If you're a passionate photographer eager to learn the best ways to achieve tack-sharp focus in your images, these 50 focus-based principles are exactly what you need to take your work to the next level. While focusing your camera seems like it should be a no-brainer-there's autofocus, after all!-it's often not a simple task. Depending on the shooting situation, your camera, and the countless scenarios that can "throw off" the focus, the task of achieving sharp images with great focus can be deceptively challenging.If you're a passionate photographer eager to learn the best ways to achieve tack-sharp focus in your images, these 50 focus-based principles are exactly what you need to take your work to the next level. With photographer and author John Greengo as your guide, you'll quickly learn nearly four dozen techniques for achieving focus in every shooting situation. You'll learn:How to optimize autofocus no matter what kind of camera you have (DSLR or mirrorless)How to master manual focusWhich focus modes and focus areas work best for different situationsHow to use your camera's autofocus aids, such as magnification and focus peakingTechniques to keep your camera stable, either handheld or on a tripodHow shutter speed and aperture affect sharpnessWritten in the author's friendly and approachable style, and illustrated with examples that clearly show how each technique can help you capture great photos, 50 Things Photographers Need to Know About Focus is designed to be an effective, fast, and fun way to learn how to achieve great focus in your images-no matter what situation.TABLE OF CONTENTSChapter 1: Focus BasicsChapter 2: AutofocusChapter 3: Mirrorless AutofocusChapter 4: DSLR AutofocusChapter 5: Customized Autofocus ControlsChapter 6: Autofocus AidsChapter 7: Autofocus and LensesChapter 8: Manual Focus and LensesChapter 9: Exposure Control for FocusChapter 10: Advanced Focusing TechniquesChapter 11: Other Focus Topics