| 摘要 |
An apparatus for pupil distance adjustment for a binocular tube ( 22 ) has two eyepiece carriers ( 1, 2 ), at least one of which is mounted rotatably about a rotation axis ( 3, 4 ), a threaded spindle ( 7 ) being provided which is actuatable for pupil distance adjustment and by way of whose threads ( 12 ) the spacing of the two eyepiece carriers ( 1, 2 ) is adjustable. The apparatus can be implemented in mechanically simple and compact fashion, and permits accurate adjustment of the pupil distance.
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