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What does OL stand for?

OL stands for Objective Lens

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

  • Science, medicine, engineering, etc.

See other definitions of OL

Other Resources:
We have 36 other meanings of OL in our Acronym Attic

Samples in periodicals archive:

Order the objective lens flip cover with NSN 6650-01-559-3862 and the eyepiece lens flip cover with NSN 6650-01-560-0133.
The ARDs attach to the outside of the objective lens barrel and is held in place by tension fitting that is adjustable with an included hex key.
The BD25-GR has a 25mm objective lens, making it small in size yet big on performance.
It also comes with a tactical hard case, nylon field case, window mount, protective lens filter, dust/fog lens filter, objective lens covers, and lens cleaning cloth.
The magnifier, the compass, the sacrificial window and the lens cap will all fit into the end of the objective lens with the LIF in place.