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Chapter 7 Close-up Photography and Photomacrography
Test Your Knowledge
Write your answers on a separate sheet of paper. Please do not write in this book.
1. A 3″ (75 mm) high subject that fi lls a full-frame sensor has an image to subject ratio
of _____.
2. A subject having an image to subject ratio of 5:1 has a magnifi cation of _____.
A. 1/5X
B. .2X
C. 5X
D. All of the above.
E. None of the above.
3. How does photomicrography differ from photomacrography?
4. The optical device that permits close-up photography by shortening the lens’ focal length
is called a _____.
5. A reversing ring offers the following advantage when making close-up photographs:
_____.
6. The reversing ring, however, has the following disadvantage when making close-up
photographs: _____.
7. A lens _____ _____ is used to extend the lens for closer focusing.
8. Bellows are considered _____.
A. a very complicated way to make close-up photos
B. a variable length extension tube
C. useless if the subject is less than 1″ high
D. All of the above.
E. None of the above.
9. What problem can be caused by parallax when making close-up photographs?
10. The following are necessary for good close-up and macro photographs: _____.
A. exposure compensation for reduced light if the camera does not have through-the-
lens metering
B. a lens free of fi ngerprints
C. a steady camera
D. use of a small aperture for maximum depth of fi eld
E. All of the above.
F. None of the above.