1、 HP250UV UV spectrophotometer

The HP250UV spectral power meter is a new generation handheld wireless ultraviolet light source photometric and chromatic testing instrument. It adopts advanced micro spectrometer, embedded operating system, and microcomputer technology, and the Bluetooth APP and mini program make testing more convenient, simple, and safe. With one click sharing, it is more suitable for parameter testing analysis and verification in field application scenarios. Sampling and measurement of light source parameters can be carried out anytime and anywhere, and can also be connected to PC software for efficient analysis and processing of test data, with high measurement linearity and accuracy.

（1） Main applications

1. Testing the UV blocking performance of building films, solar films, insulating glass, etc;

2. Measurement of radiation intensity from ultraviolet sources (such as the sun, ultraviolet lamps, etc.);

3. UV disinfection and solidification;

4. Meteorological and agricultural production fields;

5. Research and development of ultraviolet products, quality monitoring of production lines, and other related processes

6. UV sterilization lamp, mosquito killer lamp, shoe factory, leather goods factory, etc

（2） Special applications

Hospitals, disease control centers, pharmaceutical factories, food and drug bureaus, pharmaceuticals, medical, disease control, printing and dyeing, water disinfection, UV curing, food and drug hygiene. UV disinfection lamps used in hospitals and disease control can widely kill various microorganisms.

（3） Fabric industry

Anti UV testing of textiles, fabrics, sun protection clothing, cosmetics, UV index level, UV protection factor UPF

（4） Product advantages

1. Multiple communication methods: 485, 232, USB, wireless Bluetooth

2. Multiple display methods: computer APP、 mini program

3. Support secondary development

4. Test security (due to the harmful effects of ultraviolet radiation on human health, protective measures should be taken during testing) by connecting to wireless security testing.

5. Multi platform operation: computer PC software control operation, mobile phone control operation, IPS touch screen control operation (HP350UV wireless version)

（5） Core components

1. UV enhanced TCD1304DG CCD detector coated with anti reflective film, achieving quantum efficiency curve in the ultraviolet range of 150-1100nm

2. UV enhanced coated grating: 1200 lines, shining wavelength of 300nm, spectral response of 160-800nm

3. UV enhanced collimating mirror, focusing mirror

4. 16 bit high-speed AD sampling

5. High precision stable operation circuit

2、 Optical path characteristics (fiber optic spectrometer structure)

1. Multiple optical inputs: direct cosine correction into the slit or through SM905 fiber (with cosine correction);

2. Wavelength range: 200-400nm;

3. Spectral resolution: ± 0.2nm, wavelength resolution;

4. Luminous linearity ± 0.3%;

5. Stray light:<0.1%;

6. Cosine correction of photometric probe: error ≤ 5%, nonlinearity ≤ 1%;

7. Absolute value of fatigue error: ≤ 2%;

8. Long wave response error: ≤ 15%;

9. Relative indication error: ± 5%;

10. Zero value error: ± 1% (FS);

11. Range: Automatic error ± 1%;

12. High speed data acquisition, integration time: millisecond level;

13. Symmetrical non intersecting H-T optical path with a focal length of 42.5mm;

14. Communication methods: USB communication, Bluetooth, 485, 232 (HP250 open communication protocol);

15. Dimensions: 80mm * 80mm * 60;

16. Adopting advanced micro spectrometer technology, the testing accuracy is higher than traditional probes;

17. Can connect to computer software testing and print test reports;

18. Color LCD display with good graphic and text interface, capable of displaying spectral power distribution waveforms (HP350UV wireless version);

19. 5-inch IPS touch screen (HP350UV wireless version)

16. Built in 4200Am lithium battery for over 12 hours of extended use

3、 Technical characteristics