| After-sales Service: | Professional Guidance |
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| Warranty: | 1 Year |
| Transport Package: | Carton |
| Trademark: | Kolida |
| Origin: | Guangzhou, China |
| Samples: |
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| Customization: |
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Kolida ML-401S is based on the optical collimation system with the addition of a semiconductor laser, which can project two laser plumb lines at the same time, which are concentric, coaxial and co-focal with the collimation axis of the telescope; The special filter can be directly observed by the human eye; it is suitable for construction, equipment installation, engineering supervision, deformation observation and other projects.
| ML401S Laser Plummet | |
| Standard deviation of vertical alignment | 1/45000 |
| Long level accuracy | 20″/2mm |
| Working temperature range | -25ºC ~ +45ºC |
| Power | Output power 0.1mw with 2 AA batteries |
| Laser spot size | |
| Spot diameter at 40m | ≤4mm |
| Spot diameter at 100m | ≤5″ |
| Coaxial error between sight axis and vertical axis | ≤2mm |
| Coaxial error between laser optical axis and collimation axis | ≤5″ |
| Laser effective range(daytime) | ≥150m |
| Laser effective range(night) | ≥500m |
| Semiconductor laser | |
| Wavelength | 630nm |
| Laser class | Class II |
| Voltage | 3V |
| Laser pointer | |
| Shortest sight distance | 0.5m |
| Point-to-point error | ≤1mm |
| Telescope | |
| Effective aperture | 33mm |
| Magnification | 25x |
| Field of view | 1°20′ |
| Shortest sight distance | 0.8m |
| Size & Weight | |
| Size | 130x110x265mm |
| Weight | 2.5kg |
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