| slovo | definícia |
Error of collimation
(gcide) | Collimation \Col`li*ma"tion\, n. [Cf. F. collimation, fr. a
false reading (collimare) for L. collineare to direct in a
straight line; col- + linea line. Cf. Collineation.]
The act of collimating; the adjustment of the line of the
sights, as the axial line of the telescope of an instrument,
into its proper position relative to the other parts of the
instrument.
[1913 Webster]
Error of collimation, the deviation of the line collimation
of an astronomical instrument from the position it ought
to have with respect to the axis of motion of the
instrument.
Line of collimation, the axial line of the telescope of an
astronomical or geodetic instrument, or the line which
passes through the optical center of the object glass and
the intersection of the cross wires at its focus.
[1913 Webster] |
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