Chlorophyll Meter

Specifications

 1.  Measurement Range:

  • Usually from 0 to 99.9 SPAD units or similar chlorophyll index values.

2.  Accuracy:

  • High accuracy, typically within ±1 SPAD unit.

3.  Resolution:

  • Often 0.1 SPAD units for precise measurements.

4.  Light Source:

  • LEDs emitting at specific wavelengths (usually red at around 650 nm and infrared at around 940 nm).

5.  Photodetector:

  • Sensitive photodetectors to measure the amount of light transmitted through the leaf.

6.  Data Storage Capacity:

  • Can store hundreds to thousands of readings, depending on the model.

7.  Data Transfer:

  • USB, Bluetooth, or wireless connectivity for transferring data to computers or mobile devices.

8.  Display:

  • LCD or LED screen displaying SPAD values and other relevant information.

9.  Power Supply:

  • Rechargeable battery (Li-ion or NiMH) with long battery life, typically lasting several hours of continuous use.

10.  Operating Temperature Range:

  • Typically from 0°C to 50°C (32°F to 122°F).

11.  Operating Humidity Range:

  • Up to 90% relative humidity without condensation.

12.  Dimensions:

  • Commonly around 16 cm x 8 cm x 3 cm (6.3 in x 3.1 in x 1.2 in).

13.  Weight:

  • Generally between 200 to 300 grams (7 to 10.5 ounces).

14.  Response Time:

  • Immediate or within a few seconds for rapid readings.

15.  Calibration:

  • Requires minimal calibration, often featuring automatic calibration functions.

Features

 1.  Non-Destructive Measurement:

  • Measures chlorophyll content without damaging the plant.

2.  Portability:

  • Handheld and lightweight design for easy use in the field.

3.  Ease of Use:

  • User-friendly interface with simple operation buttons.

4.  Instant Readings:

  • Provides immediate results for quick decision-making.

5.  Data Storage:

  • Capable of storing multiple readings for later analysis.

6.  Data Transfer:

  • Features USB or wireless connections for easy data management.

7.  Calibration and Adjustment:

  • Minimal calibration required with automatic adjustment features for accuracy.

8.  Measurement Units:

  • Displays chlorophyll content in SPAD units or other index values.

9.  High Accuracy and Precision:

  • Ensures reliable readings, typically within ±1 SPAD unit.

10.  Light Source and Detector:

  • Uses specific LED wavelengths (usually red and infrared) and photodetectors.

11.  Battery Life:

  • Long-lasting, often rechargeable battery for extended field use.

12.  Operating Conditions:

  • Functions well under a wide range of environmental conditions (0°C to 50°C, up to 90% relative humidity).

13. Compact Dimensions and         Lightweight:

  • Typically around 16 cm x 8 cm x 3 cm and weighs around 200-300 grams.

14.  Application Versatility:

  • Suitable for nutrient management, stress detection, research, and precision agriculture.