더블빔(double-beam) 방식의 분광광도계
OPTIZEN Alpha는 자외선과 가시광선 대역에서 시료의 파장별 투과도 또는 흡광도를 측정하여 이로부터 농도나 순도 등의 정량적 특성을 파악할 수 있습니다.| 제품 사양 | |
|---|---|
| Photometrics System | Double-beam type |
| Light Source(s) | Tungsten halogen lamp, Deuterium lamp (Built-in light source auto interchanging motor) |
| Detector | Silicon Photodiode |
| Spectral Bandwidth | Fixed - 1.0 nm (190 to 1100 nm) Variable - 0.5 nm, 1 nm, 1.5 nm, 2 nm, 4 nm (optional) |
| Wavelength Range | 190 to 1100 nm |
| Wavelength Display (setting) | 0.05 nm |
| Spectral Bandwidth | 1.0 nm (190 to 1100 nm) |
| Wavelength Accuracy | <± 0.5 nm |
| Wavelength Repeatability | <± 0.1 nm |
| Wavelength Slew Rate | 25,000 nm/min |
| Scanning Speed(Max) | 6,000 nm/min |
| Lamp interchange Wavelength | 340 to 410 nm (Default 370 nm) |
| Photometric Display | Absorbance: -4 A to 4 A Transmittance: 0% to 400% |
| Photometric Accuracy | <± 0.002 Abs at 0.5 Abs <± 0.004 Abs at 1.0 Abs <± 0.006Abs at 2.0 Abs (NIST930D/NIST1930 or equivalent) |
| Environmental requirements | Temperature: 15 °C to 35 °C Humidity: 30 % to 80 % |
| Baseline Stability | <0.0003 Abs/h (700 nm, after one hour warm-up) |
| Baseline Flatness | <0.0005 Abs rms (190 to 1,100 nm, after one hour warm-up) |
| Photometric Repeatability | ± 0.0002Abs at 0.5 Abs ± 0.0006Abs at 1.0 Abs ± 0.0010Abs at 2.0 Abs |
| Stray Light | < 1.00 % (at 198 nm with 1.2% KCl) < 0.05 % (at 220 nm with 0.1% NaI) < 0.05 % (at 340 nm with 0.5% NaNO2) |
| Photometric noise | < 0.00005 Abs rms (at 700 nm) |
| Monochromator | Czerny-Turner Monochromator |
| Standard Cell Holder | Automatic Rotary type 8-position Multi-Cell Holder |
| Operating System (OS) | Windows 10 (Embedded PC) |
| Display | 8 inch color LCD with touch screen |
| Control Options | Stand-alone PC |
| Dimensions(W*D*H) | 520 × 500 × 200 mm |
| Power Requirement | AC 100-240 V, 50/60 Hz, 140 VA |
| Weight | 14 kg |
| PC Software | (optional) View for Windows |
| Connectivity | RJ45 ethernet (PC, printer) USB A type * 2 (USB Drive, printer) RS-232 * 1, USB B type * 1 (Debugging & FW update) |