Product Details:
Model Number | B-40 |
Leveling Accuracy | B20 - 0.7mm; B30 1.5mm; B40 2.0mm |
Telescope Magnification | B20 - 32x; B30 - 28x; B40 - 24x |
Minimum focus distance | 0.2m from end of telescope, 0.3m from instrument center |
Angle Measurement | Horizontal |
Additional Information: