
T65 UV-VIS Spectrophotometer
High-Performance Single Beam Spectrophotometer for Advanced Analytical Applications
The T65 UV-Visible Spectrophotometer from PG Instruments is a high-performance single beam system designed for reliable, accurate and versatile spectroscopic analysis. Combining innovative optical design, precision engineering, and intuitive touchscreen operation, the T65 delivers dependable results across a wide range of laboratory applications.
Available in multiple configurations (T65V, T65UV, T65UV+), the instrument supports wavelength ranges from 325–1100 nm or 190–1100 nm, depending on the model. With fixed or variable spectral bandwidth options, advanced GLP-compliant software, and modular optical components, the T65 is ideal for research, quality control, education, pharmaceutical, environmental, and industrial laboratories.
Key Features
• High-performance single beam optical system
• Fixed 1.8 nm or variable 1, 2, 4, 5 nm spectral bandwidth
• Holographic blazed grating (1200 lines/mm)
• Pre-aligned Tungsten and Deuterium lamps
• Motorised 8-position automatic cell changer (standard)
• 7-inch high-sensitivity touchscreen interface
• SiO₂ coated mirrors to reduce stray light
• GLP/GMP compliant SPA-Win software
• USB connectivity and PC interface
• Multiple analytical modes including DNA/Protein analysis
Analytical Functions
The T65 supports comprehensive analytical capabilities both as a standalone unit and when connected to a PC:
Measurement Modes
• Photometric measurement
• Quantitative analysis
• Kinetic analysis
• Spectral scanning
• Multi-wavelength measurement
• DNA/Protein analysis
Scan & Data Control
• Three selectable scan speeds
• Six selectable scan intervals
• Data storage on internal memory or USB device
• Data export via Excel, TXT, or Windows clipboard
• Optional connection to inkjet or laser printer
• Concentration units supported: µg/L, mg/L, g/L, ppm, mol/L
Optical System & Performance
The T65 features a suspension-designed optical system with all components independently mounted on a deformation-free aluminum base. This ensures stability against vibration and environmental interference.
Optical Highlights
• Single beam optics for excellent stability
• SiO₂ coated optical mirrors
• Low stray light design (≤0.05%T)
• Silicon photodiode detector
• Pre-aligned D2 and Tungsten lamps
• Lamp monitoring system with real-time status
• Easy lamp switching (300–400 nm crossover)
The fully sealed optical structure prevents dust and corrosive gases from affecting performance, while the modular design allows easy maintenance and cleaning of optical surfaces.
Touchscreen Interface
The instrument is equipped with a 7-inch 800 × 480 smart touch screen featuring:
• Response time < 3 ms
• Adjustable brightness
• Automatic system initialization with pass/fail diagnostics
• High automation with minimal key input required
• Real-time lamp monitoring
• User-friendly navigation
SPA-Win Software (PC Connectivity)
The optional SPA-Win software provides full instrument control, advanced data processing, and regulatory compliance features.
Software Workspaces
• Photometric Analysis
• Quantitative Analysis
• Kinetic Analysis
• Spectral Analysis
• Multi-Wavelength Analysis
• DNA-Protein Analysis
GLP & 21 CFR Part 11 Compliance
• User group management
• Privilege-based access control
• Audit trail logging
• Password protection
• GLP/GMP conformity
• Electronic records compliance (21 CFR Part 11)
Technical Specifications

Standard Accessories (Included)
• 8-position 10 mm motorised cell holder
• 4 × 10 mm glass cells
• 1 pair 10 mm quartz cells (UV models only)
• Power cord
• Qualification book
• Instruction manual
• Packing list
• Dust cover
Optional Accessories
To extend analytical flexibility, the following accessories are available:
• Automatic 5-position cell holder
• Thermostatic cell holder
• Adjustable micro cell holder
• Integrating sphere
• Reflection accessory
• Film sample holder
• Test tube sample holder
Why Choose the T65?
• High accuracy and reproducibility
• Robust industrial design
• Flexible bandwidth options
• Regulatory-ready software
• Easy maintenance modular structure
• Excellent cost-performance ratio
• Ideal for routine and advanced laboratory analysis


