Speigel Relaskop
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This hand-sized tree measuring instrument features: Rangefinder measures 33', 66', 99' or 132' baselines.Clinometer measures plus or minus vertical angles with readings in degrees or percentage. Dendrometer measures tree diameter at any height.Angle Gauge provides direct measures of basal area per acre.Slope Correction Device gives topographic correction when using two chain tape with trailer.The Relaskop combines six instruments into one.

Four models.

American Scale reads In English units (sq. ft./acre, inches, feet) for BAF 5, 10, 20 and 40. Also includes a 66' slope correction scale. Ideal for use on trees smaller than 96" dbh.

Wide Scale measures larger timber and provides wider range of BAF. Reads in metric units; diameter measurements convert to inches or centimeters. Recommended for trees larger than 96" (244cm).
Metric Scale reads in metric units (sq. meters/hectare, meters and centimeters) for BAF 1, 2 and 4.