Visible Spectrophotometer LVS-T2016

Introduction

Visible Spectrophotometer a reliable analytical instrument designed to measure absorbance across the visible spectrum. It features a precision lead‑screw wavelength drive, ensuring excellent wavelength accuracy ± 0.5 nm. The device is capable of displaying standard curves and multiple data sets simultaneously. Additionally, it is equipped with advanced a sealed monochromator and silicon‑dioxide coated optics to maintain stray light below 0.05 % T. Our Visible Spectrophotometer is widely used in chemical, agricultural, clinical, and biomedical industries.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Visible Spectrophotometer  is a reliable analytical instrument designed to measure absorbance across the visible spectrum. It features a precision lead‑screw wavelength drive, ensuring excellent wavelength accuracy ± 0.5 nm. Our Visible Spectrophotometer is widely used in chemical, agricultural, clinical, and biomedical industries.

Specifications

Wavelength Range	320 to 1100 nm
Bandwidth	2 nm
Wavelength Accuracy	± 0.5 nm
Wavelength Repeatability	≤ 0.2 nm
Wavelength Setting	Automatic
Photometric Range	- 0.3 to 3 (Absorbance), 0 to 200 % (Transmittance), 0 to 9999 (Concentration)
Photometric Accuracy	± 0.2 % T
Photometric Repeatability	≤ 0.1 % T
Detector	Silicon Photodiode
Stability	≤ 0.001 A / 30 min at 500 nm
Stray Light	≤ 0.05 % T at 360 nm
Light Source	Tungsten Lamp
Display	128 × 64 Dots
Output	Port & Parallel Port
Power Requirements	AC 110 / 220 V, 50 / 60 Hz

Features

Thick Optical Base

Rapid Standard Curve 

Bench-top Design

User-friendly Operation

FAQs

1. What is the wavelength range of the Visible Spectrophotometer , and what does it imply?

The Visible Spectrophotometer offers a wavelength range of 320 to 1100 nm or 190 to 1100 nm. This wide range allows it to cover the entire visible spectrum and part of the UV region, enabling users to analyze a variety of samples, including biological, chemical, and environmental compounds. This versatility makes it ideal for labs that require both standard visible and near-UV analyses for more comprehensive absorbance measurements.

2. How accurate and stable is the Visible Spectrophotometer during measurements?

Visible Spectrophotometer ensures high measurement reliability with wavelength accuracy of ± 0.5 nm and repeatability within ? 0.2 nm. It also offers excellent photometric accuracy (± 0.2 % T) and repeatability (? 0.1 % T). Moreover, it maintains long-term stability with absorbance variation of ? 0.001A over 30 minutes at 500 nm, ensuring consistent and precise results during extended runs or sensitive analyses, which is crucial for quality control and research work.

3. What kind of light source and detector does the Visible Spectrophotometer use?

The Visible Spectrophotometer utilizes a high-quality tungsten (W) lamp and optionally includes a deuterium (D?) lamp for extended UV measurement capability. It is equipped with a silicon photodiode detector, which ensures high sensitivity and fast response for absorbance detection. This combination of light sources and detector technology supports accurate and reliable performance across the full wavelength range, making it suitable for a wide variety of analytical applications.

4. How user-friendly is the Visible Spectrophotometer ?

Visible Spectrophotometer features a 128 × 64 dot-matrix that clearly shows absorbance values, transmittance, and concentration data. Users can easily store and recall up to 200 data sets and standard curves. The automatic wavelength setting, intuitive menu navigation, and responsive keyboard controls allow even non-expert users to operate it efficiently, reducing training time and increasing productivity in educational, clinical, or industrial labs.

5. What connectivity and data output options are available on the Visible Spectrophotometer ?

The Visible Spectrophotometer offers and parallel port interfaces for easy data output. Through the port, users can connect the device to a computer for advanced data handling, spectrum scanning, and software-controlled operation (with optional PC software). The parallel port enables direct printer connectivity for on-the-spot data printing. These options make data management and reporting seamless, supporting integration into modern laboratory workflows and ensuring traceability of results.