Leaf Area Meter

The HD-YMJ Series Leaf Area Meter is a professional plant analysis system designed for accurate and efficient measurement of leaf area and related plant parameters. Utilizing advanced image acquisition equipment and intelligent image-processing software, the system provides rapid, non-destructive analysis for plant research, agricultural monitoring, forestry studies, and laboratory applications.

The HD-YMJ Series supports scanned, photo-based, and handheld measurement methods, allowing users to analyze leaves of different sizes and shapes with high precision. With cloud data upload, automatic report generation, GPS support, and portable operation, it is an ideal solution for modern precision agriculture and scientific plant analysis.

  Key Features

• High-precision leaf area measurement technology
• Scanned, photo, and handheld measurement options
• Intelligent image processing and edge detection
• Automatic calculation of leaf parameters
• Cloud platform data upload and management
• Excel report generation and data export
• Real-time image analysis and processing
• Portable handheld models with LCD display
• GPS positioning and wireless transmission support
• Supports segmented leaf measurement
• Fast, non-destructive plant analysis
• User calibration and adjustable analysis functions

Benefits

• Improves accuracy in plant growth analysis
• Saves time with automatic calculations and reporting
• Reduces manual measurement errors
• Supports scientific research and crop monitoring
• Enhances agricultural productivity analysis
• Portable and suitable for field and laboratory use
• Provides reliable data for precision agriculture
• Enables easy storage, sharing, and cloud synchronization of results
• Supports efficient plant physiology and ecological studies

Applications

The HD-YMJ Series Leaf Area Meter is widely used in:

• Plant physiology research
• Plant ecology studies
• Plant pathology analysis
• Agronomy and crop monitoring
• Greenhouse and nursery management
• Gardening and horticulture
• Forestry and environmental research
• Agricultural universities and laboratories
• Smart farming and precision agriculture applications

Detectable Parameters

The device can measure and analyze:

• Leaf area (single and total area)
• Leaf length and width
• Leaf circumference
• Maximum and average leaf width
• Aspect ratio
• Petiole length
• Shape factor
• Average leaf area
• Leaf damage and wormhole areas

• Leaf density and growth characteristics

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Technical Highlights

• Measurement Resolution: 0.001 cm²
• Length/Width Resolution: 0.01 cm
• Accuracy: ±2%
• Operating System Support: Windows 10 and above
• Supports segmented measurement technology
• GPS positioning support (selected models)
• Type-C connectivity for data transfer
• Wireless and cloud synchronization support
• Large LCD display for handheld models
• Rechargeable lithium battery operation

Available Models

YMJ-S – Scanned Version

• Flatbed scanning measurement system
• Suitable for broad leaves (<220 × 300 mm)
• High-accuracy laboratory analysis

YMJ-P – Photo Version

• Camera-based leaf analysis system
• Measurement range: 1–600 cm²
• Supports segmented leaf measurement

YMJ-P2 – Tablet Version

• Integrated tablet operation
• Portable and user-friendly design

YMJ-A – Handheld Model

• Standalone storage and viewing
• No computer connection required

YMJ-B – Handheld Computer Interface Model

• Data export and Excel report generation
• Computer connection support

YMJ-G – GPS & Wireless Model

• GPS positioning support
• 4G wireless data transmission
• Real-time cloud upload functionality

Why Choose HD-YMJ Series Leaf Area Meter

• Professional-grade plant measurement accuracy
• Advanced image analysis and processing technology
• Multiple models for laboratory and field applications
• Portable and easy-to-use operation
• Fast and non-destructive testing method
• Cloud data management and reporting support
• Reliable performance for research and agricultural industries
• Ideal for precision agriculture and scientific plant studies
• Trusted solution for modern crop monitoring and vegetation analysis