Jim-Gem Wheeler Pentaprism Caliper

SKU: FSI-59702
Unit Price
US$ 1,341.28
US$ 1,341.28
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Jim-Gem® Wheeler Pentaprism Caliper Accurate, one-person tree diameter measurements Measure from any unobstructed sighting position and at any height on the tree-stump, dbh or merchantable height. Two pentaprisms, mounted in a tubular metal frame, permit simultaneous viewing along parallel lines of sight. The prism on the left side is fixed while the right prism is movable along the measuring scale. The image of the right side of the stem as viewed through both prisms can be aligned with the left side. At the alignment position, the outside bark diameter of the stem may be read directly from the measuring scale. Measures diameters 3” to 24” or 7 cm to 62 cm. Accurate to ±0.1 inch; ±2 mm at 50 feet.

Shipping from
This product is shipped from our supplier's warehouse in Jackson, MS, United States
Our guarantee
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
A 25% handling charge is levied against all authorized returns except those due to our error. Unauthorized returns are subject to a 40% handling charge. Damages & defects must be reported to us within 14 days.
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