Images of the Aperture Filter (IMAGE)

Optica

Images of the Aperture Filter

Caption

These are near-infrared (left) and visible (right) images of the aperture filter, used in the new dual-mode imager. Only the central region of the filter can transmit visible light, while the outer portion can only transmit the near-infrared light used for fluorescent imaging.

Credit

<I>Optics Letters</i>

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