binoculars

If officers spot anyone they could just "look through the binoculars and ask 'what are you doing?'," he said.

No sooner does Weiss climb a bluff and whip out his binoculars than he is surrounded by “four goons” with Glocks tucked into their shorts.

From a nearby tower, two Israeli soldiers were watching us - one of them through binoculars - and my colleague held his BBC ID up for them to see.

Next to him, a fellow soldier scanned the sky with binoculars.

"Telescopes would certainly see it, and binoculars might," he added.