
- 7 -
4. PARTS OF THE INSTRUMENT
(Instrument shown:B2
1
)
Fig.4.1
Lens hood (Sliding type)
Horizontal fine motion screw
Reflector
Objective lens
Peep sight
2-speed focussing knob
Circular level adjusting
Horizontal circle positioning
screw
ring
Circular level
Horizontal circle window
Leveling foot screw
Reticle adjusting screw cover
Base plate
Eyepiece*
*The B2
0
eyepiece is detachable.
1
8
2
9
3
10
4
11
5
12
6
13
7
14
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 ...