E-duality Continuous Lighting & Studio Equipment

What is the 1 and 2 / 3 rule for studio lighting?

I'm doing a portrait of study at the university of tomorrow in the study and still I'm a little disturbed by the light metering rules, especially since digital cameras have many diaphragms between. I do a portrait of stock standard before to be creative with lighting. I will use a box of soft light hair and light background. Can someone tell me? Another name 3:1

A proportion lighting ratio of 3:1 has a 1 stop difference between the key and fill light. Picture it this way. Place the main or key light on the one hand, his right of option or left so that the lights on one side of the face completely and partially across the lights. Then place the fill light on the lens axis, above and behind the lens. The lens is usually set at eye level, the fill light behind and above it. Adjust the power to the lights so that the key light is twice as bright as filling, ie a stop brighter than the fill light. You now have 2 units of light from the main light and 1 unit of light from the fill light. The fill light 1 unit light on the dark side of the face and at the height of the face, at the same time due to its position on the axis of the lens. A unit of light filling the shadow side and 2 +1 units in the light of the key and fill lights on the light side of the face. A lighting ratio of 1:3.

Studio Lighting Part 6 of 8

Stage Lighting Explained $23.4 Stage Lighting Explained delves deep into the mysteries of theater illumination. It looks at not just what works and how to achieve success, but why it works. With refreshing clarity and attention to detail, the reader is introduced to the theory behind the practice. From the most basic of ideas and lighting tools to the most sophisticated artistic and creative lighting endeavors, this book tells you all you need to know. It covers the fascinating history of lighting; modern lighting theory; modern theater usage and equipment; and a wealth of examples, illustrations, and professional experiences to bring the theories to life. Neil Fraser, acknowledged as one of the world's leading designers and educators in his field, has been a Resident at the Royal Academy of Dramatic Art since 1985. His previous book is Stage Lighting Design: A Practical Guide.

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Master Lighting Guide for Portrait Photographers $17.67 Time-tested lighting strategies that will improve the quality of a portrait are detailed in this book for beginning photographers. Terminology used by industry pros is explained, the equipment needed to create professional results is outlined, and the unique role that each element of the lighting setup plays in the studio is explored. Photographers learn how color, direction, form, and contrast affect the final portrait. The concise text, photo examples, and lighting diagrams enable photographers to easily achieve traditional lighting styles that have been the basis of good portraiture since the advent of the art.