Specification :

Features:

1. With embedded computer and optimized optical system, convenient and easy to use.
2. 320× 240 dots array large screen graphic LCD display with abundant instructions, and curve and table directly displayed on screen.
3. Basic photometric mode, Quantitative analysis Qualitative analysis, Kinetics test, DNA/ Protein Test and Multi-wavelength are available.
4. Alternative fitting and correction methods for Quantitative Analysis.
5. Re-scaling axes, curve smoothing, combination, zooming and overlap, 1st to 4st derivative for Qualitative analysis.
6. Up to 1000 test data can be saved in local memory.
7. Data output by optional built-in thermal printer or USB2.0 printer driver and PC software available.

Technical Specifications:
Model: AE-UV1801
Wavelength Range: 190 - 1100nm
Spectral Bandwidth: 2nm or 1nm
Optical System: Double Beam & Czerny-Turner; Grating 1200 line/ mm
Wavelength Accuracy: ± 0.1 nm( 656.1 nm D2) , ± 0.3 nm( Whole wavelength range) ;
Wavelength Repeatability: ± 0.2nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.002A@ 0.5A , ± 0.3% ( 0^ 100% T)
Photometric Repeatability: ± 0.001A@ 0.5A , ± 0.15% T( 0^ 100% T)
Stray Light: d 0.05% T ( 220 nm, NaI; 340 nm, NaNO2)
Baseline Flattness: ± 0.001A
Stability: ± 0.0005A/ hr @ 500nm, 0A
Photometric noise: ± 0.0003A
Data Output: 320× 240 Dots Array Graphic LCD; USB2.0 printer driver( Optional) ; USB1.1 Connecting to computer;

Model: AE-UV1801S
Wavelength Range: 190 - 1100nm
Spectral Bandwidth: 0.5nm, 1nm, 2nm, 4nm, 5nm Variable
Optical System: Double Beam & Czerny-Turner; Grating 1200 line/ mm
Wavelength Accuracy: ± 0.1 nm( 656.1 nm D2) , ± 0.3 nm( Whole wavelength range) ;
Wavelength Repeatability: ± 0.2nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.002A@ 0.5A , ± 0.3% ( 0^ 100% T)
Photometric Repeatability: ± 0.001A@ 0.5A , ± 0.15% T( 0^ 100% T)
Stray Light: d 0.05% T ( 220 nm, NaI; 340 nm, NaNO2)
Baseline Flattness: ± 0.001A
Stability: ± 0.0005A/ hr @ 500nm, 0A
Photometric noise: ± 0.0003A
Data Output: 320× 240 Dots Array Graphic LCD; USB2.0 printer driver( Optional) ; USB1.1 Connecting to computer;

Model: AE-UV1802
Wavelength Range: 190 - 1100nm
Spectral Bandwidth: 2nm or 1nm ( Optional)
Optical System: Littrow; Grating 1200 line/ mm
Wavelength Accuracy: ± 0.1 nm( 656.1 nm D2) , ± 0.3 nm( Whole wavelength range) ;
Wavelength Repeatability: ± 0.2nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.002A@ 0.5A , ± 0.3% ( 0^ 100% T) Photometric Repeatability: ± 0.001A@ 0.5A , ± 0.15% T( 0^ 100% T)
Stray Light: d 0.05% T ( 220 nm, NaI; 340 nm, NaNO2)
Baseline Flattness: ± 0.001A
Stability: ± 0.0005A/ hr @ 500nm, 0A
Photometric noise: ± 0.001A ( 500nm, 0A, 2nm SBW)
Data Output: 320× 240 Dots Array Graphic LCD; Optional built-in thermal printer/ USB2.0 printer driver; USB1.1 Connecting to computer;

Model: AE-UV1802S
Wavelength Range: 190 - 1100nm
Spectral Bandwidth: 0.5nm, 1nm, 2nm, 4nm, 5nm Variable
Optical System: Czerny-Turner, Single Beam or Split Beam; Grating 1200 line/ mm
Wavelength Accuracy: ± 0.1 nm( 656.1 nm D2) , ± 0.3 nm( Whole wavelength range) ;
Wavelength Repeatability: ± 0.2nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.002A@ 0.5A , ± 0.3% ( 0^ 100% T) Photometric Repeatability: ± 0.001A@ 0.5A , ± 0.15% T( 0^ 100% T)
Stray Light: d 0.05% T ( 220 nm, NaI; 340 nm, NaNO2)
Baseline Flattness: ± 0.001A
Stability: ± 0.0005A/ hr @ 500nm, 0A
Photometric noise: ± 0.001A ( 500nm, 0A, 2nm SBW)
Data Output: 320× 240 Dots Array Graphic LCD; Optional built-in thermal printer/ USB2.0 printer driver; USB1.1 Connecting to computer;

Model: AE-UV1803
Wavelength Range: 190 - 1100nm
Spectral Bandwidth: 2nm/ 4nm ( optional)
Optical System: Split beam or Littrow, Grating 1200 line/ mm
Wavelength Accuracy: ± 0.5nm
Wavelength Repeatability: ± 0.2nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.004A@ 0.5A , ± 0.5% T( 0^ 100% T)
Photometric Repeatability: ± 0.002A@ 0.5A , ± 0.3% T( 0^ 100% T)
Stray Light: d0.05% T@ 220nm & 340nm
Baseline Flattness: ± 0.002A( PC running software required)
Stability: ± 0.002A/ hr @ 500nm, 0A
Data Output: 128× 64Dots Array Graphic LCD; Optional built-in thermal printer; USB1.1 Connecting to computer;

Model: AE-VIS1810
Wavelength Range: 325 - 1100nm
Spectral Bandwidth: 2nm/ 4nm ( optional)
Optical System: Split beam or Littrow, Grating 1200 line/ mm
Wavelength Accuracy: ± 0.8nm
Wavelength Repeatability: ± 0.3nm
Wavelength Resolution: 0.1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.004A@ 0.5A , ± 0.5% T( 0^ 100% T)
Photometric Repeatability: ± 0.002A@ 0.5A , ± 0.3% T( 0^ 100% T)
Stray Light: d0.05% T@ 340nm
Baseline Flattness: ± 0.002A( PC running software required)
Stability: ± 0.002A/ hr @ 500nm, 0A
Data Output: 128× 64Dots Array Graphic LCD; Optional built-in thermal printer; USB1.1 Connecting to computer;

Model: AE-UV1804
Wavelength Range: 200-1000nm
Spectral Bandwidth: 2nm/ 4nm ( optional)
Optical System: Split beam or Littrow, Grating 1200 line/ mm
Wavelength Accuracy: ± 2nm
Wavelength Repeatability: ± 1nm
Wavelength Resolution: 1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.004A@ 0.5A , ± 0.5% T( 0~ 100% T)
Photometric Repeatability: ± 0.002A@ 0.5A , ± 0.3% T( 0~ 100% T)
Stray Light: d0.05% T@ 220nm & 340nm
Stability: ± 0.002A/ hour @ 500nm , 0A
Sample Compartment: Accommodates 100mm Max pathlength cuvette
Data Output: 4 line× 20 characters LCD; Optional built-in thermal printer; USB1.1 Connecting to computer;

Model: AE-VIS1820
Wavelength Range: 325 - 1000nm
Spectral Bandwidth: 2nm/ 4nm ( optional)
Optical System: Split beam or Littrow, Grating 1200 line/ mm
Wavelength Accuracy: ± 2nm
Wavelength Repeatability: ± 1nm
Wavelength Resolution: 1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.004A@ 0.5A , ± 0.5% T( 0~ 100% T)
Photometric Repeatability: ± 0.002A@ 0.5A , ± 0.3% T( 0~ 100% T)
Stray Light: d 0.1% T @ 340nm
Stability: ± 0.002A/ hour @ 500nm , 0A
Sample Compartment: Accommodates 100mm Max pathlength cuvette
Data Output: 4 line× 20 characters LCD; Optional built-in thermal printer; USB1.1 Connecting to computer;

Model: AE-VIS1830
Wavelength Range: 325 - 1000nm
Spectral Bandwidth: 2nm/ 4nm ( optional)
Optical System: Split beam or Littrow, Grating 1200 line/ mm
Wavelength Accuracy: ± 2nm
Wavelength Repeatability: ± 1nm
Wavelength Resolution: 1nm
Photometric Range: ­ 0.3 to 3A ; 0-200% T; -9999 to 9999C;
Photometric Accuracy: ± 0.004A@ 0.5A , ± 0.5% T( 0~ 100% T)
Photometric Repeatability: ± 0.002A@ 0.5A , ± 0.3% T( 0~ 100% T)
Stray Light: d 0.1% T @ 340nm
Stability: 50mm
Sample Compartment: Accommodates 100mm Max pathlength cuvette
Data Output: 4 line× 20 characters LCD; Optional built-in thermal printer; USB1.1 Connecting to computer;