⋅An assist when prism staff cannot reflect the light beam because of its angle or by obstacles ⋅Useful for surveying in an area with a large difference in elevation
SPECIFICATIONS
Prism size
1 inch (25mm)
Prism constant
+5mm ∗¹
Prism height
-10mm from top of white rubber part
Tilting
19° (upper) ⁄ 19° (lower) ∗²
Staff size
Width 30 ∼ 52mm ⁄ Depth 10∼ 28mm
Dimensions
83 × 120 × 37mm
Weight
160g
∗1 When putting the prism at the lowest available section of the staff. ∗2 Depends on prism’s angle, prism height will be changed.