Microprocessor Single Beam Visible Spectrophotometer With Software Model No : LI-730


LI-730 is a microprocessor, single-beam visible spectrophotometer designed for precise and reliable absorbance measurements across the visible spectrum. Equipped with advanced software, it facilitates easy data analysis, storage, and retrieval, enhancing laboratory workflow efficiency. The user-friendly interface ensures straightforward operation, suitable for both novice and experienced users. The compact design of the LI-730 makes it an ideal choice for laboratories with limited space. High accuracy and repeatability are ensured through its sophisticated optical system. This model is versatile, accommodating a wide range of applications in chemical analysis, biochemistry, and quality control.



Microprocessor Single Beam Visible Spectrophotometer With Software Model No: LI-730

LI-730 is a high-precision, single-beam visible spectrophotometer designed for various applications in research and industrial laboratories. It offers accurate and reliable measurements across the visible spectrum. This instrument is equipped with a microprocessor, enhancing its functionality and user experience through advanced software integration.

Lasany International LI-730 microprocessor single-beam visible spectrophotometer is a versatile and reliable instrument suitable for various laboratory applications. Its advanced software integration, precise measurement capabilities, and user-friendly design make it an essential tool for both routine and advanced spectrophotometric analysis.

Key Features

  1. Microprocessor Control: Ensures precise and consistent performance with easy calibration and operation.
  2. Wavelength Range: Covers a broad range from 340 to 960 nm, making it suitable for a variety of analytical needs.
  3. High Resolution: Offers high spectral resolution, typically around 1 nm, for detailed spectral analysis.
  4. Single Beam Optics: Simple yet effective optical design ensures low maintenance and ease of use.
  5. Digital Display: Bright, clear display for easy reading of measurements and instrument settings.
  6. Software Integration: Includes advanced software for data acquisition, storage, and analysis, improving efficiency and accuracy.
  7. Data Storage: Capability to store a significant amount of data, facilitating easy recall and analysis.
  8. USB Interface: For easy connectivity with computers and other devices for data transfer and remote control.
  9. Auto Calibration: Simplifies the process of calibration, ensuring the instrument is always ready for accurate measurements.
  10. Compact Design: Occupies minimal bench space while providing robust performance.

Technical Specifications

  • Wavelength Range: 340 – 960 nm
  • Spectral Bandwidth: 5 nm
  • Wavelength Accuracy: ±2 nm
  • Wavelength Repeatability: ±1 nm
  • Photometric Range: 0 – 125% T, -0.1 – 2.5 A, 0 – 1999 C
  • Photometric Accuracy: ±0.5% T
  • Photometric Repeatability: ±0.3% T
  • Stray Light: ≤0.3% T at 340 nm and 400 nm
  • Stability: ±0.002 A/h at 500 nm
  • Light Source: Tungsten halogen lamp
  • Detector: Silicon photodiode
  • Output: USB port for data transfer
  • Display: LCD screen for displaying measurements and settings
  • Power Requirement: 220V/50Hz AC


  • Chemical Analysis: Qualitative and quantitative analysis of chemical substances.
  • Biochemistry: Measurement of nucleic acids, proteins, and other biomolecules.
  • Environmental Testing: Analysis of water, soil, and air samples.
  • Food and Beverage Industry: Quality control and testing of various products.
  • Pharmaceuticals: Drug analysis and quality control.
  • Educational Use: Suitable for teaching and research in academic institutions.

Software Features

  • User-Friendly Interface: Intuitive software interface for easy operation.
  • Data Management: Efficient handling of large datasets with options for saving, retrieving, and exporting data.
  • Analysis Tools: Comprehensive suite of tools for data analysis including peak identification, quantitative analysis, and spectrum comparison.
  • Reporting: Automatic generation of detailed reports in customizable formats.
  • Remote Operation: Capability to control the spectrophotometer remotely via software.


  • Cuvette Holder: Standard holder for accommodating various types of cuvettes.
  • Cuvettes: Various types available for different applications (glass, quartz, plastic).
  • Printer: Optional external printer for direct printout of results.
  • Dust Cover: Protects the instrument when not in use.

Technical Specification : 

The Wavelength Range 325 – 1000 nm is set motorized
Auto Setting Wavelength
Automatic Wavelength Setting, LCD Display
Memory stores upto 200 Results
Transmittance, Absorption, Concentration, Factor modes
Choice of 3 Pin Power Cord / Dust Cover Supplied