EXPOSURE -

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Résumé :
This comprehensive introductory guide to the theory of exposure explains the fundamental relationship between the photographic image and the effects of light intensity and duration. 200 full-color illustrations.

Biographie:
David Prakel runs his own photographic training workshops in Northumberland, UK. He has enjoyed a successful and diverse career in journalism, photography and education and has taught at all levels in universities, colleges, schools in both the UK and the US as well as the prestigious Kodak Imaging Training Centre in Harrow, London.

Sommaire:
How to get the most out of this book. Introduction. Basic theory: Light itself; What is good exposure?; Histograms; Contrast; Stops; Reciprocity; Exposure Value (EV); Subject Brightness Range (SBR); Over- and underexposure; Clipping; Key; Speed and sensitivity; Exposure Index (EI); Filters. Shutter speed and time: Motion and time; Neutral Density (ND) filters to extend time; Types of shutter; Creative use of shutter speeds. Aperture and depth of field: f-numbers and stops; Depth of field; Creative use. Meters and metering: Types of exposure meter; Reflected versus incident light meters; Exposure Value (EV) compensation; Other light meters; So why not do it in Photoshop?. Dynamic range: Graduated Neutral Density (Grad ND) filters; RAW files; High Dynamic Range (HDR); The Zone System; Pushing and pulling film; Local exposure control. Special cases: Technical versus subjective exposure; Back and rim light; White balance; Winter weather; Flash; Close-up; Infrared; Open shutter; Multiple exposures; Extreme lighting. Conclusion. Contacts. Glossary. Acknowledgements and image credits.