| 31. | This control is found on most EF zoom lenses.
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| 32. | Zoom lenses are often described by the ratio of their longest to shortest focal lengths.
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| 33. | Also look for standard camera features such as zoom lens, autofocus and a built-in flash.
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| 34. | Why do some zoom lenses have a constant f-number?
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| 35. | He looked through the zoom lens on his fully automatic Canon EOS-A2 and started shooting.
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| 36. | It comes with a 10 ?optical zoom lens.
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| 37. | Few of them have all the accouterments that photographers are accustomed to, like zoom lenses.
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| 38. | George Kabel of Dallas, Ga ., had his zoom lens zeroed in on the bears.
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| 39. | A technique was developed that combined the front projection effect with specially designed zoom lenses.
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| 40. | Canon AE-1, a 35mm camera with a zoom lens.
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