Visible Spectrophotometer LVS-A21 is single beam bench top device with 325 to 1000 nm wavelength range, and offers spectral bandwidth of 2 nm. Designed with 7 inch multicolor touch-screen and good human-computer interface. Features with T, A, C work mode and Czerny-Turner monochromator type unit. Designed with holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light. The high accuracy and good reproducibility and stability of measurement reading instrument.
Request Quote| Photometry | Single Beam |
| Monochromatic Type | Czerny-Turner |
| Wavelength range | 325 to 1000nm |
| Spectral bandwidth | 2 nm |
| Wavelength Accuracy | ± 2nm |
| Wavelength Repeatability | ≤ 1 nm |
| Focal length | 160 mm |
| Photometric Range | 0 to 100.0 %T 0 to 1.999 A 0 to 1999 C |
| Photometric Accuracy | ± 0.5 % T |
| Photometric Repeatability | ≤ 0.2 % T |
| Detector | Silicon Photocell |
| Grating | 1200 lines/mm |
| Stray light | ≤ 0.1( at 360nm NaNo2 ) |
| Noise | 100%（T）noise≤0.3%(T) ， 0%（T) noise ≤0.2 %(T) |
| Cuvette holder size | 10 mm |
| Dimension | 580 × 460 × 345 mm |
| Power consumption | 120 W |
| Power supply | AC 220V ±22V 50 Hz ±1 Hz |
| Gross weight | 16.5 kg |
Visible Spectrophotometer is used in high requirement for precision measurement in the research and production of organic chemistry, biochemistry, medical testing, food testing, environmental protection, water testing industries, etc.
| Accessories no. | Name | Qty. |
|---|---|---|
| 1 | User manual | 1 pc |
| 2 | Glass cuvette 1cm 4 | 4 pcs |
| 4 | Power cable | 1 pc |
| 5 | Fuse | 2 pcs |
| Model | Photometry | Monochromatic Type | Wavelength range | Spectral bandwidth | Wavelength Accuracy | Wavelength Repeatability | Focal length | Photometric Range | Photometric Accuracy | Photometric Repeatability | Detector | Grating | Stray light | Noise | Cuvette holder size | Dimension | Power consumption | Power supply | Gross weight |
| LVS-A10 | - | - | - | - | ± 2 nm | ≤ 1.0 nm | - | T: 0 to199.9%, A: -0.3 to2.5 Abs, F; 0 to 9999, C: 0 to 9999 | ± 0.5 % T | ≤ 0.2 % T | Silicone photo diode | - | - | - | - | - | - | - | - |
| LVS-A11 | - | - | - | - | ± 2 nm | 1 nm | - | T: 0 ~ 199.9 % , A: (-0.3) ~ 2.5A bs, F: 0 ~ 9999, C: 0 ~ 9999 | ± 0.5 % T | 0.2 % T | Silicon photo diode | - | - | - | - | - | - | - | - |
| LVS-B10 | - | - | - | - | ± 1.0 nm | ≤ 0.2 nm | - | (-0.3) ~ 3 A | ± 0.3 % T | 0.15 % τ | Import Silicon Photodiode Detector | - | - | - | - | - | - | - | - |
| LVS-C10 | - | - | - | - | ± 0.5 nm | ≤ 0.2 nm | - | (-0.3) ~ 3 A | ± 0.3 % T | 0.15 % τ | Import Silicon Photodiode Detector | - | - | - | - | - | - | - | - |
| LVS-C11 | - | - | - | - | ± 0.5 nm | ≤ 0.2 nm | - | (-0.3) ~ 3 A | ± 0.3 % T | 0.15 % τ | Import Silicon Photodiode Detector | - | - | - | - | - | - | - | - |
| LVS-A20 | Single Beam | Czerny-Turner | 340 to 1000nm | 5 nm | ± 2nm | ≤ 1 nm | 160 mm | 0 to 100.0 %T 0 to 1.999 A 0 to 1999 C | ± 0.5 % T | ≤ 0.2 % T | Silicon Photocell | 1200 lines/mm | ≤ 0.1( at 360nm NaNo2 ) | 100%（T）noise≤0.3%(T) ， 0%（T) noise ≤0.2 %(T) | 10 mm | 580 × 460 × 345 mm | 80 W | AC 220 V±22 V 50Hz ±1 Hz | 12.5 kg |
| LVS-A21 | Single Beam | Czerny-Turner | 325 to 1000nm | 2 nm | ± 2nm | ≤ 1 nm | 160 mm | 0 to 100.0 %T 0 to 1.999 A 0 to 1999 C | ± 0.5 % T | ≤ 0.2 % T | Silicon Photocell | 1200 lines/mm | ≤ 0.1( at 360nm NaNo2 ) | 100%（T）noise≤0.3%(T) ， 0%（T) noise ≤0.2 %(T) | 10 mm | 580 × 460 × 345 mm | 120 W | AC 220V ±22V 50 Hz ±1 Hz | 16.5 kg |
| LVS-A30 | - | - | 320 to 1100 nm | 2.0 nm | ± 0.8 nm | ≤ 0.3 nm | - | 0 to 200 %T, -0.3 to 3 A, 0 to 9999 C | ± 0.002A (0 to 0.5A), ±0.004 A (0.5 to 1A), ±0.5 % T (0 to 100% T) | ≤ 0.001A (0 to 0.5 A), ≤0.002A (0.5 to 1A), ≤0.2 % T (0 to 100% T) | Silicon Photocell | - | ≤ 0.1% T (220/360 nm) | ≤0.2 % T/3 min (250/500 nm, 0% T), ≤ 0.5% T/3 min (250/500 nm, 100% T) | - | 490 × 390 × 280 mm | - | AC 90 to 250 V, 50/60 Hz | 16 kg |
