Non-Visual Applications of Goniophotometers: UV and IR Measurements

Introduction:
Measurement and characterisation of visible light sources is a typical use for goniophotometers. However, their functionality goes beyond what the human eye can see, allowing for the evaluation of UV and IR light sources. In this piece, we’ll look at how goniophotometers may be used for spectral measurements beyond the visible spectrum.

Researchers, engineers, and manufacturers may efficiently assess and optimize light sources for a broad variety of applications by learning how goniophotometers can be used in various spectral regions.

UV Measurements:
On the electromagnetic spectrum, the wavelengths of UV radiation, which are typically between 100 and 400 nm, are situated in the middle of the way between those of visible light and X-rays. There are three separate categories of ultraviolet light, which are labeled as UVA (315–400 nm), UVB (280–315 nm), and UVC (100–280 nm).

UVA light has a longer wavelength than UVB and UVC light. Because every frequency range produces its own effects and has its own applications, accurate measurement and characterization that is sector-specific is very necessary.

Goniophotometers equipped with the appropriate detectors and filters are able to make accurate measurements of the intensity, distribution, and spectrum of UV light’s output. These measures are very significant for a variety of critical purposes, such as:

UV-C Disinfection: Radiation with a UV-C wavelength is superior to other forms in its ability to eradicate microorganisms. When it comes to disinfection, employing goniophotometers to evaluate UV-C sources enables the achievement of appropriate levels of intensity, uniformity, and coverage.

UV-A Curing: Procedures that use UV-A light to cure adhesives, coatings, and inks are all beneficial. In order to get the best possible circumstances for curing, goniophotometers, which assess the irradiance and homogeneity of the UV-A source from a number of different angles, are quite helpful.

Phototherapy: Goniophotometers are instruments that were invented in order to improve the characterization of UV light sources used in medical treatments such as phototherapy for skin illnesses such as psoriasis and vitiligo. Measurements that are taken correctly ensure that patients get the appropriate quantity of UV radiation.

UV Printing: Goniophotometric measures aid in perfecting UV printing processes, guaranteeing uniform and precise exposure of UV inks for long-lasting prints.

IR Measurements:
The spectrum of infrared radiation extends from 700 nanometers (nm) to 1 millimeter (mm), much beyond the range of visible light. There are three distinct ranges of infrared light: the NIR, the MIR, and the FIR. There is a broad variety of uses for goniophotometers, which may be modified to measure and study the properties of IR sources:

Thermal Imaging: Goniophotometers with infrared (IR) detectors are what make it feasible to put thermal imaging testing equipment through its paces. Applications such as monitoring, quality control, and building diagnostics may benefit substantially from the data that may be obtained via the analysis of the infrared radiation (IR) that is generated by objects.

Heating and Drying Processes: Goniophotometer measures contribute to the process of fine-tuning heating and drying activities. These measurements work by analyzing the infrared (IR) radiation that is emitted by heat sources. This guarantees reliable and efficient heat dispersion for applications in the food processing, material drying, and heating system industries, among others.

IR Spectroscopy: Infrared (IR) sources for spectroscopic methods like Fourier-transform infrared (FTIR) spectroscopy may be characterized with the use of goniophotometers. Accurate measurements of IR radiation intensity and spectrum emission are useful for determining a material’s molecular makeup. You can select LISUN for the best goniophotometers.

IR Communication: Goniophotometers are used for testing infrared (IR) communication devices like TV remotes and optical data cables. The efficiency and range of infrared (IR) communicators may be improved by measuring the intensity and angular dispersion of IR signals.

Conclusion:
Beyond the visible spectrum, goniophotometers’ ability to reliably and precisely quantify UV and IR radiation’s properties is an invaluable asset. Thermal imaging, heating and drying processes, IR spectroscopy, and IR communication are just a few of the many uses that rely on these observations.

Researchers, engineers, and manufacturers may ensure the best performance, efficiency, and safety of light sources in a variety of sectors by using goniophotometers for UV and IR measurements.

Figure: Goniophotometer

Goniophotometers are useful for measuring UV light and evaluating the efficacy of UV disinfection systems. Recent research into the efficacy of UV-C as a germicide has led to the development of goniophotometers that, with the right detectors and filters, can quantify the strength, distribution, and breadth of this radiation.

This makes sure the UV-C sources disinfect effectively while not exposing anybody to unnecessary risk.

Goniophotometers are an essential tool for improving the efficiency of UV-A curing operations. Manufacturers may guarantee reliable and efficient curing of adhesives, coatings, and inks by monitoring the UV-A source’s irradiance and homogeneity from a variety of angles. This results in better finished goods, faster curing periods, and higher output rates.

As a medical treatment for a variety of skin problems, phototherapy requires precisely measured doses of UV light. Goniophotometers are helpful in the characterization of phototherapy systems’ UV light sources. By monitoring UV radiation’s strength, spectrum output, and angular dispersion, doctors may give patients just the right amount of UV light for therapy without causing any harmful side effects

Goniaphotometric readings are useful for UV printing, which use UV inks for rapid and effective curing. Goniophotometers measure the intensity of UV light to guarantee uniform and precise curing of the ink, resulting in prints with superior adherence, durability, and color accuracy. This is of paramount significance in contexts including commercial signs, product packaging, and industrial printing.

If you want to use infrared (IR) imaging, you’ll need a goniophotometer with an IR detector. Thermal imaging equipment may be useful in many different areas because of the information they can glean by collecting and analyzing the IR radiation that things release.

Accurate temperature mapping, anomaly detection, and increased safety are just some of the many uses for dependable thermal imaging measurements in fields including security, quality control, building diagnostics, and firefighting.

Energy efficiency and consistency in drying and heating operations may be improved with the use of goniophotometers. Manufacturers may optimize drying operations in a wide variety of contexts, from food processing and material drying to heating systems for buildings and industrial processes, by monitoring the IR radiation released by heat sources.

Infrared spectroscopy (IR spectroscopy) is a potent analytical tool for elucidating chemical composition, and goniophotometers play a role in this process as well. Infrared (IR) goniophotometers give accurate data on IR radiation intensity and spectrum output by describing the IR sources utilized in spectroscopic experiments.

Pharmaceuticals, environmental analysis, and materials science are just some of the industries that might benefit from this kind of chemical component identification and study.

Finally, goniophotometers are essential for testing IR networks. Goniophotometers help improve the efficiency and range of infrared (IR) communication devices like remote controls and optical data transfer systems by evaluating the intensity and angular dispersion of IR signals. These standards guarantee steady and effective communication, which boosts both user satisfaction and system efficiency.

To sum up, goniophotometers provide useful capabilities in UV and IR measurements, allowing for the assessment and optimization of light sources across a variety of contexts. Improvements in areas such as disinfection, curing, phototherapy, printing, thermal imaging, heating processes, spectroscopy, and communication systems may be attributed in part to the use of goniophotometers, which precisely measure the intensity, spectrum output, and angular distribution of UV and IR light.

The use of goniophotometers guarantees the best possible results in terms of productivity, efficiency, and security in non-visual uses of UV and IR radiation in a wide range of businesses.

Lisun Instruments Limited was found by LISUN GROUP in 2003. LISUN quality system has been strictly certified by ISO9001:2015. As a CIE Membership, LISUN products are designed based on CIE, IEC and other international or national standards. All products passed CE certificate and authenticated by the third party lab.

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