optical sight


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optical sight

[′äp·tə·kəl ′sīt]
(optics)
A sight with lenses, prisms, or mirrors that is used in laying weapons, for aerial bombing, or for surveying.
References in periodicals archive ?
After extensive testing they selected Raytheon ELCAN Optical Technologies'SpecterOS4x to be their next standard issue combat rifle optical sight.
In those seemingly prehistoric days, only precision rifles were deemed worthy of optical sights.
For situations where quick aiming is at a premium, today's new crop of electronic and low/non-magnifying optical sights provide the best of both worlds.
In the almost decade since I first handled a MARS I've had the opportunity to test a variety of modern Israeli optical sights.
I've followed chat room threads suggesting that not only are open sights "best," they're also somehow more "sporting" than optical sights.
6 optical sight which can be removed to expose a Picatinny rail while the forward hand guard can be removed so attachments such as 40 mm grenade launcher, laser aiming modules and a 12-gauge shotgun can be mounted.
It was a little box about four inches long with small lens apertures at both ends, and was billed as a "battery-powered, parallax-free non-magnifying electronic optical sight.
Selecting an optical sight for a carbine of this type presents a dilemma of no small consequence.
It's equipped with traditional iron sights, but they are taller than normal to co-wtiness with the optical sight.
Trijicon's RMR (Ruggedized Miniature Reflex) is a red-dot optical sight designed to mount at the back of an auto pistol's slide.
The internal alignment of lenses and reticle adjustments on any optical sight are very precisely gauged, and the slightest lateral twist, strain or stress on the external tube will cause internal problems.

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