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9. SPECIFICATIONS
Telescope
Length:
215 mm (8.5 inch)
Image:
Erect
Objective aperture:
42 mm (1.7 inch)
Magnification:
B2
0
: 32x
B2
1
: 30x
Field of view:
1
°
20’ (2.3 m at 100m)
Resolving power:
3”
Minimum focus:
0.3 m (1ft)
(from instrument center)
Stadia ratio:
1:100
Additive constant:
0
Horizontal circle
Diameter:
103 mm (4.1 inch)
Graduation:
1
°
or 1 gon
Automatic compensator
Range:
±
15’
Circular level
Sensitivity:
10’/2 mm
Standard deviation for 1 km of double run leveling:
B2
0
:
0.7 mm (0.03 in)
B2
1
:
1.5 mm (0.06 in)
With micrometer:
B2
0
:
0.5 mm (0.02 in)
B2
1
:
1.2 mm (0.05 in)
Water resistance:
IPX4
Size:
130 (W) x 215 (D) X 140 (H) mm
5.1 (W) x 8.5 (D) x 5.3 (H) inch
Weight:
Instrument:
1.8 kg (4.1 lbs)
Содержание B20
Страница 1: ...SURVEYING INSTRUMENTS B20 B21 自動レベル Automatic Level 取扱説明書 OPERATOR S MANUAL ...
Страница 2: ...This is the mark of the Japan Surveying Instruments Manufacturers Association ...
Страница 28: ... 24 10 標準品一式 格納図 図 10 1 垂球 1 ビニールカバー 1 六角棒スパナ 1 シリコーンクロス 1 調整ピン 2 レンズキャップ 1 取扱説明書 1 15 19 16 20 17 21 18 ...
Страница 56: ... 26 MEMO ...
Страница 57: ... 27 MEMO ...
Страница 58: ... 28 MEMO ...
Страница 59: ......
Страница 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 ...