EXTENSION TUBE Definition & Meaning

extension tube

noun

Photography.

any of a series of tubes of varying lengths placed between the lens and a camera body to facilitate closeup focusing.

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�y��vlog History and Origins

Origin of extension tube¹

First recorded in 1955–60

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Example Sentences

Examples have not been reviewed.

There are three elements involved in the full-length unit: the base unit with the bin, the extension tube, and the brush bar.

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It is exceptionally easy to attach and detach different elements, though, so you can remove the extension tube and attach the brush bar directly to the base unit, or swap out the brush bar for the crevice tool.

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