👉 Caliber, in physics and astronomy, refers to a measure of the precision or accuracy of an instrument or object. It is often represented as "microns" or "millimeters," which are units of measurement for size or length.
In terms of a specific piece of equipment or object, such as a telescope or a microscope, the caliber can be used to specify how far away the object is located in relation to the instrument's field of view. The higher the caliber, the more precisely the
caliber