Leaf Area Meter LLAM-A10 - Digital Leaf Area Meter Labtron Leaf Area Meter measures leaf area, length, and width up to 2000 mm × 155 mm with ±2% accuracy and 0.01 cm² resolution. Host–probe integrated design with LCD screen and built-in calibration module supports operation. Lithium battery power and storage up to 5000 groups allow field data recording.