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
 

Simple single beam optical system with 1200 lines/mm grating
Wavelength range PV1000: 340–1020 nm, PV1100: 330–1020 nm, spectral bandwidth 6/5 nm
Wavelength accuracy ±3/±2 nm, repeatability 1 nm; photometric accuracy ±1/±0.5%T
LED display with direct readout, measurement modes: T, A, C
Tungsten lamp light source, silicon photodiode detector, RS-232 output for PC connection
Manual wavelength adjustment via front dial, stable baseline flatness ±0.002A, low noise ±0.001A
Compact design, shipping size 520×450×320 mm, gross weight 10 kg
 

Achromatic optical system with 320–1020 nm wavelength range
Wavelength accuracy ±2 nm, spectral bandwidth 6 nm, repeatability ≤1 nm
Transmittance accuracy ±1%T, stability ±0.004 A/h @500nm, drift ≤0.2%T
Large sample chamber fits 5–100 mm cuvettes, automatic zero and hundred adjustment
Domestic tungsten lamp ensures long service life, automatic light gate for sensor protection
Supports multiple measurement modes: T, A, C; optional RS232 output for printer/computer
Compact and lightweight design: 8 kg, easy operation with microcomputer processing
 

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
 

Compatible with glass and plastic pipettes, including Pasteur pipettes, 0.1–100 mL
Single-handed operation with minimal effort and ergonomic design
Adjustable aspiration and dispensing speed for precise liquid handling
Equipped with 0.45μm replaceable hydrophobic filter
High-capacity lithium-ion battery supports over 8 hours of intermittent use
Fast charging time: 2–3 hours
Lightweight design at 200 g for comfortable laboratory use
 

Adjustable volume range: 0.1–10 mL for precise liquid dispensing
Bottle volumes available: 400 mL, 500 mL, 1000 mL
Test volumes with high accuracy: ±0.01–±0.1 mL
Durable glass or amber plastic construction, chemical resistant for acids and alkalis
Autoclavable for easy sterilization and maintenance
High efficiency with low repetition error, saving time and research costs
Equipped with durable silicone tubing for safe and convenient operation