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What does AO stand for?

AO stands for Adjustable Objective (rifle telescopic sight)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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We have 60 other meanings of AO in our Acronym Attic

Samples in periodicals archive:

Trigger: Two stage adjustable SAT (Smooth Action Trigger) - Safety Manual Stock - Stock: Tough All Weather molded Synthetic - Butt Plate: SWA (Shock Wave Absorber) Recoil pad with up to 74% recoil absorption - Cheekpiece: Thin cheekpad molded on each side for both Right hand and Left hand shooters - Checkering: Non-Slip texture design on grip and forearm Optics - Scope Ramp: Raised Rail - Scope: 3-9x40 air rifle scope with adjustable objective.
The 4-12X and 6-20X versions have adjustable objective lenses, and all 40/44 Series scopes are waterproof, shockproof, and fogproof, and have fully multi-coated lenses.
Engineered with an adjustable objective lens for parallax correction and easy-grip target turrets, Excavator features multi-coated optics and 1-inch monotube construction.
This 3 to 15 power scope features an adjustable objective with 1/4 minute target knobs.