Double Beam UV-VIS Spectrophotometer L7

The AELAB L7 Double Beam UV-VIS Spectrophotometer offers high precision with a double beam optical system and holographic gratings. It features an 8-inch touchscreen and advanced functions like full-spectrum scanning, linear regression, direct concentration reading, kinetics, and multi-wavelength measurement, making it ideal for diverse lab applications.

Modles : L7

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L7 double beam UV-VIS spectrophotometers adopt double beam optical system, and blazed holographic gratings.

They have outstanding test precision and very competitive prices. 8-inch color touch-screen, cutting-edge user interface, powerful functions, and easy operation.

With powerful functions, the equipment shows great performance in qualitative and quantitative testing, such as:

Full-spectrum scanning
Linear regression
Detailed spectrum scanning
Concentration direct reading
Tibased kinetics determination
Peak / Valley detecting
GOTO λ
Multi-wavelength measurement

Features:

Double beam optical system
8-inch color touch-screen
Automatic zero and full scale adjustment
Automatic wavelength settings
Equipped with USB COM port
UV WIN8 Spectrum Data Processing Software optional
Thermal plotter optional

Specifications :

Model	L7
Monochromator type	Czerny turner
Focal length	160mm
Wavelength Range	190-1100nm
Band Width	1.8nm
Display	8-inch color touch screen
Wavelength Accuracy	±0.3nm
Wavelength Repeatability	≤0.01nm
Photometric Display Range	0.0-200 .0% T / -0.301-4.000 A / 0.000-9999 C
Photometric Accuracy	±0.3% T(0-100%T) / ±0.002A(0-0.5A) / ±0.004A(0.5A-1A)
Photometric Repeatability	0.15% T(0-100%T) / ±0.001A(0-0.5A) / ±0.002A(0.5A-1A)
Photometric Mode	T,A,C,E
Stray Light	≤0.03% τ (220nm NaI, 360nm NaNO2)
Stability	0.0005A/h@500nm
Detector	Import Silicon Photodiode
Scanning speed	Fast-medium-slow
Power Requirement	AC220V±22 50Hz±1Hz,200W
Dimensions(WDH)	746345cm&35kg
Baseline Flatness	≤0.002A(200-1090nm)
Grating	1200 lines/mm
Drifting	≤0.0009 Abs/30min(250nm and 500nm after 2h warm up)
Noise	100%(T)≤0.15%(T); 0%(T)≤0.1%(T)
Standard Accessory	Quartz Cuvette 10mm2pcs; Power line; Fuse 2pcs; Manual
Packaging size	710mm590mm505mm 0.21m³ 36kg

Model	L7
Monochromator type	Czerny turner
Focal length	160mm
Wavelength Range	190-1100nm
Band Width	1.8nm
Display	8-inch color touch screen
Wavelength Accuracy	±0.3nm
Wavelength Repeatability	≤0.01nm
Photometric Display Range	0.0-200 .0% T / -0.301-4.000 A / 0.000-9999 C
Photometric Accuracy	±0.3% T(0-100%T) / ±0.002A(0-0.5A) / ±0.004A(0.5A-1A)
Photometric Repeatability	0.15% T(0-100%T) / ±0.001A(0-0.5A) / ±0.002A(0.5A-1A)
Photometric Mode	T,A,C,E
Stray Light	≤0.03% τ (220nm NaI, 360nm NaNO2)
Stability	0.0005A/h@500nm
Detector	Import Silicon Photodiode
Scanning speed	Fast-medium-slow
Power Requirement	AC220V±22 50Hz±1Hz,200W
Dimensions(WDH)	746345cm&35kg
Baseline Flatness	≤0.002A(200-1090nm)
Grating	1200 lines/mm
Drifting	≤0.0009 Abs/30min(250nm and 500nm after 2h warm up)
Noise	100%(T)≤0.15%(T); 0%(T)≤0.1%(T)
Standard Accessory	Quartz Cuvette 10mm2pcs; Power line; Fuse 2pcs; Manual
Packaging size	710mm590mm505mm 0.21m³ 36kg