Subscribe now

Twitchers will soon be able to show fellow birdwatchers what rare birds
they’ve seen—using binoculars which can record and replay video (W0
01/52531). Jack and Steven Hammack of Washington state propose binoculars with
image sensors inside them that send moving pictures to a memory chip. Pictures
can then be replayed through the eyepieces. By heavily compressing the video you
can store a minute or so of motion on a cheap memory card, for instant
replay.

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up

To continue reading, subscribe today with our introductory offers

Popular articles

Trending New Scientist articles

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop