Cross wires

fine wires made to traverse the field of view in a telescope, and moved by a screw with a graduated head, used for delicate astronomical observations; spider lines. Fixed cross wires are also used in microscopes, etc.

See also: Cross

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Crossed wires FURTHER to the letter from Bernie Letterman, I believe there are cross wires here.
Thiruvananthapuram: The Nair Service Society (NSS) in Kerala, which flexed its muscles in favour of Kerala Pradesh Congress Committee (KPCC) president Ramesh Chennithala being inducted into the state cabinet, has found itself in political cross wires, besides falling short of its demand to make Chennithala the deputy chief minister.
Various enantiomeric forms bi-layer planar chiral structure have been proposed and investigated widely, such as twist rosettes [7], twist cross wires [3,11,13], U shape SRRs [14], conjugate swastikas [15,16], and other novel bi-layer structures [17-24], which could exhibit negative refractive index and optical activity in a single frequency band or dual-band.
The OnTrac Standard Tray, which uses round cross wires, will
Previously, self-cleaning screen media was mostly available through European manufacturers, resulting in long lead times and high costs for North American screening operations, lean Leblond, president and CEO of Major Wire, solved this problem when he began locally manufacturing tensioned self-cleaning screen media produced without cross wires that lasts up to three times longer than traditional woven wire, the company said.
This wire stand is 10”x30” and has two cross wires that are welded to the upright posts, thus making the stand look like an “H” with an extra cross bar.
And that game old bird Audrey doesn't look too bad, either, as Marcia - aka her boyfriend Marc - takes her to the Cross Wires charity where he's speaking on Friday.
better cheered, cross wires with words and make them weird: Pessary,
This fence is six-foot "dog and orchard" fence that has cross wires at the bottom very close together for the first foot to keep out small animals, and then they progressively widen out on the top.
Almost one in four employees in Wales has suffered cross wires with colleagues or clients because their e-mail humour has been misinterpreted.
They don't watch because they can see the Forest Service and the Bureau of Land Management cross wires. They watch because they can see young people who struggle with moral dilemmas, move quickly, and make everything from the Census to potential war, seem interesting.
This Fault Examination contains wires supply, non-wires, fault of line wires discharging, fault of cross wires ejecting, line wire forwarding, short of welding power, overloaded of servo motor, fault positioning, fault of air compressor, over-high temperature.