Schematic of the Focal Length Tuning Principle (IMAGE)

Optica

Schematic of the Focal Length Tuning Principle

Caption

The miniature solid tunable lens technology may enable compact optical zoom endoscope with autofocus capability that could switch conveniently from a wide field-of-view to a clear high-resolution close-up view without moving the endoscope probe.

Credit

Zhou Guangya, National University Singapore

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