Used to estimate forest canopy coverage. Measure forest overstory density from unobstructed sighting positions. Uses a spherical-shaped reflector mirror engraved with a cross-shaped grid of 24 quarter squares with delineates a a plot overhead. Housed in a 3" x 3" x 1" walnut case. Also has a leveling bubble for accurate positioning. Your choice of Concave or Convex Models. The readings from the Convex Densiometer represent a larger sample size than those from the Concave Densiometer. Instructions included.
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