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5) If there is no parallax between the tar-
get image and the reticle, preparations
for measurement are complete. If there
is parallax, repeat the above proce-
dure from step 2) in order to refocus
the reticle.
※
If there is parallax, measurement errors
may result, so make sure to ade-
quately focus the target.
Summary of Contents for B20
Page 1: ...SURVEYING INSTRUMENTS B20 B21 自動レベル Automatic Level 取扱説明書 OPERATOR S MANUAL ...
Page 2: ...This is the mark of the Japan Surveying Instruments Manufacturers Association ...
Page 56: ... 26 MEMO ...
Page 57: ... 27 MEMO ...
Page 58: ... 28 MEMO ...
Page 59: ......
Page 60: ...第 4 版 07 0910 2004 株式会社ソキア トプコン 4th ed 07 0910 2004 SOKKIA TOPCON LTD ...