Wavelength range 350–800 nm covering full visible light spectrum; high-precision CCD sensor
Spectral bandwidth 2 nm, spectral resolution 0.2 nm, wavelength accuracy ±0.5 nm, repeatability x, y ±0.0005
Measures over 40 optical parameters including illuminance, PAR (400–700 nm), PPFD, light quality components, color temperature, and CRI
5.0-inch high-definition touch screen with 180° rotation, adjustable brightness, and one-key measurement
Storage via 8GB micro SD card; data output through Micro USB interface
Color temperature range 1,000–100,000 K; stray light ≤0.3%; continuous operation up to 20 hours
Compact design: 138.5×81×23 mm, lightweight 430 g including battery
 

Double beam optical system with CT monochromator, wavelength range 190–1100 nm, accuracy 0.3 nm, repeatability 0.1 nm
Spectral bandwidth 2 nm; stray light 0.05% at 220 nm; transmittance accuracy ±0.3%T; photometric modes: T/A/C/E
7-inch 1024×600 color LCD display with Omron long-life keys; super-large screen for scanning curves and maps
Imported deuterium and tungsten lamps; photodiode receiver; low signal-to-noise ratio for stable measurements
Data output via RS-232C, USB drive, and USB HOST; standard 16GB memory; supports CSV, TXT, and image formats
Optional automatic sampling flow path system; optional 8-section rotating cuvette holder for precise measurements
ARM11 processor with storage for 2000 test data or 500 working curves; suspension-type optical system for vibration resistance
 

Proportional double beam optical system with 1200 lines/mm holographic grating, wavelength range 190–1100 nm, accuracy ±0.3 nm, repeatability ≤0.1 nm
Spectral bandwidth 2.0 nm; photometric range 0–200%T, -3–3A, 0–9999C/F; photometric accuracy ±0.3%T, transmittance repeatability ≤0.1%T
7-inch 800×480 color LCD display; super-large screen for scanning curves and maps
Low stray light ≤0.1%T at 420 nm, ≤0.05%T at 220/340 nm; baseline straightness ±0.001 Abs; low noise 0.05–0.1%T
Data output via RS-232C, USB drive, USB HOST; standard 16GB memory, supports CSV, TXT, picture formats
Optional built-in automatic sampling flow path and 8-section rotating cuvette holder for accurate measurements
Stable ARM11 processor, suspension-type optical system with thickened aluminum base for vibration resistance
 

Auto wavelength drive, range 190–1100 nm with ±1 nm accuracy and 0.2 nm repeatability
Spectral bandwidth 2 nm; transmittance accuracy ±0.5%T, repeatability 0.2%T; low stray light 0.2%T
Photometric range -3–3A, 0–200%T, 0–9999C; stability ±0.002A/h, noise 0.001A/2min @500nm
128×64 dot matrix LCD display, built-in quantitative analysis software for photometry, kinetics, spectral scanning, DNA/protein analysis
USB interface and optional printer; stores standard curves and test data; power failure protection
51-microcomputer system with self-diagnosis for reliable operation
Compact benchtop design suitable for medical, environmental, food, biochemical, petrochemical, and educational laboratories
 

Single beam optical system with 1200 lines/mm grating
Wavelength range 195–1020 nm, spectral bandwidth 5 nm, manual wavelength adjustment
Photometric accuracy ±0.5%T, repeatability 0.2%T; low stray light 0.3%T, baseline flatness ±0.002A
Deuterium & tungsten lamp light source with silicon photodiode detector
LED display with direct readout; measurement modes: T, A, C; RS-232 output for PC connection
Stable operation with noise ±0.001A and stability 0.002A
Compact design, shipping size 520×450×320 mm, gross weight 12 kg
 

Dual-beam optical system with 190–1100 nm wavelength range
7-inch 1024×600 color LCD for direct display of scanning curves and maps
High-precision measurements: ±0.3 nm wavelength accuracy, 0.1 nm repeatability
Spectral bandwidth: 1.8 nm, ultra-low stray light, 1200/mm plane holographic gratings
Data storage: 8GB internal memory, supports USB export in CSV, TXT, QUA, BMP formats
Long-life lamp source: 2000 hours with automatic switching and easy replacement
Compact size: 600×430×240 mm, weight approx. 23 kg, equipped with RS-232C and USB interfaces
 

Wavelength range: 195–1000 nm, suitable for UV-Vis analysis
Dual light source: automatic switching between tungsten-halogen and deuterium lamps
High wavelength accuracy: ±2 nm with low stray light (≤0.3%T at 220 nm)
Transmission range: 0.0–199.9%T; Absorbance range: -0.301 to 1.999 A
Measurement precision: 0.5%T; Transmittance accuracy: ±0.5%; Repeatability: 0.2%
Supports multiple cuvette sizes: 2cm, 3cm, 5cm, and 10cm (including 10cm cell holder)
Features patented one-key 0%T & 100%T calibration for easy operation
 

Wavelength Range: 195–1000 nm
Transmission Range: 0.0–199.9% T
Absorbance Range: -0.301 to 1.999 A
Wavelength Accuracy: ±2 nm
Spectral Bandwidth: 4 nm
Measurement Precision: 0.5% T
Stray Light: ≤0.3% T (at 220 nm)
 

Wavelength range: 200–1000 nm
High accuracy scanning device with patented technology for stable and repeatable readings
Transmission ratio range: 0.0–125.09%T; absorbance range: -0.097 to 2.5 A
Wavelength accuracy ±1 nm; spectral bandwidth 4 nm
Transmittance accuracy ±0.5% and repeatability 0.2%
Supports self-regulating 0%T & 100%T functions
Equipped with online software for quantitative and qualitative analysis via computer control
 

Wavelength Range: 200–1000 nm
Transmission Ratio Range: 0.0–125.09% T
Absorbance Range: -0.097 to 2.5 A
Wavelength Accuracy: ±1 nm
Spectrum Bandwidth: 4 nm
Transmittance Accuracy: ±0.5%
Stray Light: ≤0.3% T (at 220 nm)
Measurement Precision: 0.5% T
Transmission Repeatability: 0.2%