Topcon BM-7A, Инструкция по эксплуатации

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1. Before Use
12
Name Function
Focus ring Used when focusing on the measured object during
measurement.
Focus ring set screw hole When the instrument is used in a stationary position
and it is not necessary to adjust the focus, a screw
is screwed into this hole and the ring is fix.
Screws that can be used are a metric M3 screw,
round-tipped, 5mm long or more slotted set screw,
or hexagonal socket head set screw.
Tool attachment screws Used when assembling a system, and are screws for
attaching the BM-7A.
M4×0.7 (Dia: 4 ㎜, Pitch: 0.7 ㎜) screws
Details
☞
「Appendix: External Dimensions」
Tripod screw Screw used when attaching the instrument to a
tripod.
Nominal designation: 1/4-20UNC No, of threads: 20
Pitch: 1.270 ㎜ Depth: 6 ㎜
Measuring field selector switch Used when selecting the measurement angle.
The size of the measurement range and
measurement areas differ depending on measuring
angle.
Details
☞
「Appendix: Specifications」
Request
・ Only use a specified screw in the Focus ring set screw hole. Do not tighten the
screw any more than necessary. It may cause internal breakage.
Tripod screw
Focus ring
Tool attachment screws x 4
Measuring field
selector switch
Focus ring set screw hole
Name plate