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What is the Integrating sphere, and how does it work
29 May, 2022 2607 Author: Cherry Shen

What is the Integrating sphere, and how does it work

Introduction to integrating sphere An integrating sphere, also called an Ulbricht sphere, is an optical component consisting of a hollow cylindrical cavity with a diffuse white reflecting coating on the interior and small holes for entrance and exit ports. A uniform scattering or diffusing impact is its relevant attribute. An integrating sphere system can conveniently measure luminous flux and ra...

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How to use an environmental chamber? Application & Design
28 May, 2022 1670 Author: Cherry Shen

How to use an environmental chamber? Application & Design

Introduction An Environmental Chamber GDJS-015B is a sealed room where environmental parameters like temperature and humidity can be adjusted. Some chambers are also known for delivering salt spray into the chamber to imitate corrosion. Depending on the sort of product to be evaluated, the sizes of these chambers may vary significantly. LISUN has an environmental test chamber, also known as a cli...

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Integrating sphere: Sphere with light source
27 May, 2022 2151 Author: Cherry Shen

Integrating sphere: Sphere with light source

Meta Description: Integrating spheres manufactured by LISUN are used for multiple purposes. This article will help you understand its various applications. An integrating sphere (also known as an Ulbricht sphere) is an optical component consisting of a hollow spherical cavity with its interior covered with a diffuse white reflective coating. It is equipped with a small hole for entrance and exit p...

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Surge Generators for DC HiPot and Surge Tests
26 May, 2022 1852 Author: Cherry Shen

Surge Generators for DC HiPot and Surge Tests

Meta Description: Surge generators are used for producing the high-voltage pulses, by charging the capacitors in parallel and discharging them in the series combination. This article will let you understand how we can conduct a DC HiPot and the surge tests. Surge tests are considered critical because they are known best for finding turn-to-turn insulation weaknesses. These weaknesses begin at volt...

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LED lighting and household appliance EMI test introduce and relevant standards
24 May, 2022 1726 Author: Cherry Shen

LED lighting and household appliance EMI test introduce and relevant standards

With the development of science and technology, more and more digitized, high-speed electrical and electronic equipment is widely used in various fields of society, while promoting social development, the electromagnetic interference generated by the application of electrical and electronic equipment also brings electromagnetic pollution problems to society. While electromagnetic pollution and wat...

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LISUN ZRS-3H Glow-wire Test Apparatus – After-sales Frequently Asked Questions (FAQ)
23 May, 2022 1977 Author: Cherry Shen

LISUN ZRS-3H Glow-wire Test Apparatus – After-sales Frequently Asked Questions (FAQ)

The ZRS-3H Glow-wire Test Apparatus is according to IEC60695-2-1, IEC60695-2-10, IEC60695-2-11, IEC60695-2-12, IEC60695-2-13 (GB/T5169.10, GBT5169.11, GBT5169.12, GB/T5169.13) < basic testing methods of Glow wire, basic testing methods of Glow wire device>, UL 746A, IEC829, DIN695 and VDE0471. What is glow wire test? The Glow wire tester ZRS-3H/ZRS-3HS is suitable for resistance to abnorma...

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LISUN ZY-3 Needle Flame Test – After-sales Frequently Asked Questions (FAQ)
22 May, 2022 1670 Author: Cherry Shen

LISUN ZY-3 Needle Flame Test – After-sales Frequently Asked Questions (FAQ)

The ZY-3 Needle Flamp Test apparatus is mainly used for testing lighting equipment, low-voltage electrical appliances, household appliances, power tools, electronic instruments, electronic meters, etc. Additionally, this instrument is also suitable for testing insulation materials, engineering plastics, and solid flammable materials. The needle flame test apparatus consists of a needle flame burne...

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LISUN SG61000-5 Surge Generator – After-sales Frequently Asked Questions (FAQ)
21 May, 2022 1696 Author: Cherry Shen

LISUN SG61000-5 Surge Generator – After-sales Frequently Asked Questions (FAQ)

The SG61000-5 fully automatic surge generator (also called lightning surge immunity test, combination wave generator, surge current generator/surge voltage generator, combined surge voltage and current generator) . How does a surge generator work? The SG61000-5 surge generator provides a common basis for evaluating the resistance of power cords and internal connectors of different equipment to hig...

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Surge test and impulse withstand voltage test work principle introduce and both test difference
20 May, 2022 4281 Author: Cherry Shen

Surge test and impulse withstand voltage test work principle introduce and both test difference

The safety of electronic devices is the most important part of the various elements that determine their quality. The safety parameters include the following parameters: AC/DC high voltage. DC high insulation resistance (or insulation resistance), grounding resistance, leakage current, pulse high voltage, pulse large current, etc. Since IEC65 Announcement《Safety requirements for mains operated e...

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