Nikon Auto Levels AP8, AC-25 & AS-2
Description
Nikon automatic levels are designed for a variety of elevation control and alignment tasks including general building construction, cut and fill measurements, area levelling and landscaping. These compact, lightweight levels feature double-sided continuous horizontal tangent drives, stadia lines for simple distance measurement, and are available in a range of magnifications with choice of either magnetic or air-dampened automatic compensators.Features
- Compact and lightweight
- Water-resistant construction
- Magnetic-dampened automatic compensator
- Horizontal tangent knobs with unlimited range
- Smooth, precise pointing and angular measurement
- Detachable eyepiece lens
- Compact and lightweight
- Waterproof construction
- Automatic air-dampened compensator
- Standard optical sight lens
- Powerful telescopes with improved minimum focusing
- Carrying case, adjusting pins and lens cap included
Specifications
AC-2S | AP-8 | ||
TELESCOPE | |||
Tube length | 190 mm (7.5 in) erect | 190 mm (7.5 in) erect | |
Image | 24x | 28x | |
Magnification | 30 mm (1.2 in) | 30 mm (1.2 in) | |
Effective diameter of objective lens Field of view | 1°30’(2.6 ft @ 100 ft) | 1°30’(2.6 ft @ 100 ft) | |
Minimum focusing distance Stadia ratio | 1:100 | 1:100 | |
Stadia additive constant | 0 | 0 | |
LEVEL VIAL SENSITIVITY | |||
Circular level | 10’/2 mm | 10’/2 mm | |
STANDARD DEVIATION (in 1-km double-run leveling) | |||
Without micrometer | ±2.0 mm | ±1.5 mm | |
AUTOMATIC COMPENSATOR | |||
Type | wire-hung, magnetic damper | wire-hung, magnetic damper | |
Compensation range | ±16’ | ±16’ | |
Setting accuracy | ±0.5” | ±0.5” | |
HORIZONTAL CIRCLE | |||
Diameter of circle | 110 mm (4.3 in) | 110 mm (4.3 in) | |
Minimum increment | 1°/1 g | 1°/1 g | |
Reading by estimation | 0.1°/0.1g | 0.1°/0.1g | |
DIMENSIONS | |||
Instrument (L x W x H) | 190 x 128 x 123 mm | 190 x 128 x 123 mm | |
Carrying case | 292 x 170 x 163 mm | 292 x 170 x 163 mm | |
WEIGHT | |||
Instrument | 1.25 kg (2.8 lb) | 1.25 kg (2.8 lb) | |
Carrying case | 1.2 kg (2.7 lb) | 1.2 kg (2.7 lb) |
TELESCOPE | |
Tube length | 259 mm |
Image | erect |
Effective aperture of objective | 45 mm |
Magnification | 34x |
Resolution power | 2 .5" |
Field of view | 1°20' (2 .3 ft @ 100 ft) |
Minimum focusing distance | 1 .0 m |
Stadia ratio | 1:100 |
Stadia additive constant | 0 |
LEVEL VIAL SENSITIVITY | |
Circular level | 10'/2 mm |
STANDARD DEVIATION (in 1-km double-run leveling) | |
Without micrometer | ±0 .8 mm |
With micrometer | ±0 .4 mm |
AUTOMATIC COMPENSATOR | |
Type | wire-hung, air damper |
Compensation range | ±12' |
Setting accuracy | ±0 .3" |
HORIZONTAL CIRCLE | |
Diameter of circle | 80 mm |
Minimum increment | 1°/1 g |
Scale reading (direct) | 10'/10 cg |
Reading by estimation | 1'/1 cg |
DIMENSIONS | |
Instrument (L x W x H) | 259 x 136 x 142 mm |
Carrying case | 379 x 195 x 197 mm |
WEIGHT | |
Instrument | 1 .8 kg |
Carrying case | 1 .8 kg |