Would a stepped zoom lens be smaller?

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mobi1
mobi1 Contributing Member • Posts: 537
Would a stepped zoom lens be smaller?

In a standard zoom lens, say 18-55, I can select any focal length between 18 and 55.

If a lens is designed in such a way that only specific values like 18, 27 and 55 can be selected will that make the lens any more compact than conventional zoom lens?

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