reticle

(retə kəl)

noun

Optics a network of very fine lines, wires, etc. in the focus of the eyepiece of an optical instrument

Origin: L reticulum: see reticule

See reticle in American Heritage Dictionary 4

noun
A grid or pattern placed in the eyepiece of an optical instrument, used to establish scale or position.

Origin:

Origin: Latin rēticulum

Origin: , diminutive of rēte, net

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