YUEFENG 721 Visible SpectrophotoMeter DATASHEET
| Brand | YUEFENG | Model | 721 |
|---|---|---|---|
| From | China | Name | Visible SpectrophotoMeter |
Specifications
| Optical inspection system | Single beam of light (1200/mm holographic light) |
| Light spectrum bandwidth | 4nm |
| Wavelength range | 340~1000nm |
| Wavelength Accuracy | ±2nm |
| Wavelength Repeatability | ≤1.0nm |
| Photometric range | 0~100%T、-0.050~3.000A |
| Photometric Accuracy | ±1.0%T |
| Luminosity, sexual repeability | ≤0.5%T |
| stray light | ≤0.5%T@360nm |
| Operating Mode | Transmittance, Absorbance |
| light source | Tungsten Halogen Lamp |
Packing list
complete-built unit X1, manual X1, certificate of conformity X1, warranty card X1
After-sales instructions
Warranty days: 365 days
The manufacturer provides a 1-year free warranty (except for human factors)
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/17235/Specification.html , which is only used by users who purchase commodities from the NBCHAO.
Created on : 2025/12/30