Spherical Crown Densiometer

Jafri Survey Instrument is a noted Spherical Crown Densiometer manufacturers, wholesaler & exporter based in India. These instruments find tremendous usage while measuring the canopy in tree plantation.

Our development team has specially Crown Densiometer manufacture these as per the set standard in order to offer the highest degree of precision & accuracy. These are developed using the state of the art machinery in order to meet the international quality standards. These are thoroughly tested as so that they can offer error free measurement.

Being a top notch Spherical Crown Densiometer manufacturer, wholesaler & exporter, we are capable of entertaining bulk orders in stipulated time frame. Moreover, we are offering these at affordable prices.

Characteristics & Usage:

• Accurate, one person measurement of tree canopies


• Measure forest over story density from unobstructed sighting positions


• It uses a spherical-shaped reflector mirror engraved with a cross-shaped grid of 24 quarter inch squares


• To take readings, hold the instrument level, 12" to 18" in front of body and at elbow height


• Assume four equi-spaced dots in each square of the grid and systematically count the dots equivalent to quarter-square openings


• Multiply the total count by 1.04 to obtain percent of overhead area not occupied by canopy


• The difference between this and 100 is an estimation of over story density in percent


• Units are housed in a 3" x 3" x 1" thick walnut case with operating instructions permanently affixed to the lid


• A levelling bubble is also included for accurate positioning during estimations