--- title: A&D Company, Limited | Riho Kato (2) description: A&D Blog (2) --- - Call: 123 4561 5523 - Email: info@edumind.com - [Login](https://blog.aandd.co.jp/en/author/riho-kato/page/home?hsLang=en) - [Register](https://blog.aandd.co.jp/en/author/riho-kato/page/home?hsLang=en) [![A&D Company, Limited](https://blog.aandd.co.jp/hs-fs/hubfs/Logo/A%26D%20DiscoverPrecisionLogo-RGB-2.png?width=161&height=40&name=A%26D%20DiscoverPrecisionLogo-RGB-2.png "A&D Company, Limited")](http://aandd.jp) - [Home](https://www.aandd.jp/) - [Products](https://www.aandd.jp/products/products.html) - [DSP](https://www.aandd.jp/products/dsp/dsp.html) - [Test and Measurement](https://www.aandd.jp/products/test_measuring/test_measuring.html) - [Weighing](https://www.aandd.jp/products/weighing/wproduct.html) - [Inspection Systems](https://www.aandd.jp/products/inspection_systems/inspection_systems.html) - [Medical](https://www.aandd.jp/products/medical/medical.html) - [Automotive](https://aanddtech.com/) - [Company](https://www.aandd.jp/company/company.html) - 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Jun 27 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD-3255.png)](https://blog.aandd.co.jp/en/gpdme/ad-3255/onsoku) [Ultrasonic thickness gauge measurement principle](https://blog.aandd.co.jp/en/tag/ultrasonic-thickness-gauge-measurement-principle) ### [Measurement Principle of Ultrasonic Thickness Gauge (Sound Velocity Adjustment)](https://blog.aandd.co.jp/en/gpdme/ad-3255/onsoku) - Jun 27 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD-5635-Nov-08-2022-04-46-02-8769-AM.png)](https://blog.aandd.co.jp/en/gpdme/ad-5635/saisyousokuteihanni) [D:S Distance : Measurement range](https://blog.aandd.co.jp/en/tag/ds-distance-measurement-range) ### [The limitation of the minimum measurement range (size) of an infrared thermometer](https://blog.aandd.co.jp/en/gpdme/ad-5635/saisyousokuteihanni) - Jun 27 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/Distance%20Measurement%20range%20Example.png)](https://blog.aandd.co.jp/en/gpdme/ad-5635/dshi) [D:S Distance : Measurement range](https://blog.aandd.co.jp/en/tag/ds-distance-measurement-range) ### [The relationship between the distance & measurement range (D:S).](https://blog.aandd.co.jp/en/gpdme/ad-5635/dshi) - Jun 27 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD-5586-3.png)](https://blog.aandd.co.jp/en/en/gpdme/ad-5586/how-to-use) [How to use](https://blog.aandd.co.jp/en/tag/how-to-use) ### [How to use clamp meter properly](https://blog.aandd.co.jp/en/en/gpdme/ad-5586/how-to-use) - Jun 20 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD-5571.png)](https://blog.aandd.co.jp/en/gpdme/ad-5571/category) [Digital multimeter](https://blog.aandd.co.jp/en/tag/digital-multimeter) ### [Differences between non-contact voltage testers, digital multimeters, and clamp meters](https://blog.aandd.co.jp/en/gpdme/ad-5571/category) - Jun 20 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD-5571.png)](https://blog.aandd.co.jp/en/gpdme/ad-5571/how-to-use) [Non-contact voltage tester](https://blog.aandd.co.jp/en/tag/non-contact-voltage-tester) ### [How to use non-contact voltage tester correctly](https://blog.aandd.co.jp/en/gpdme/ad-5571/how-to-use) - Jun 20 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/AD5701A-E_Front-1.jpg)](https://blog.aandd.co.jp/en/gpdme/ad-5701a/pomodoro-technique) [AD-5701A](https://blog.aandd.co.jp/en/tag/ad-5701a) ### [Improving Work Efficiency with the Pomodoro Technique](https://blog.aandd.co.jp/en/gpdme/ad-5701a/pomodoro-technique) - Jun 20 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/Silent%20function%20in%20library.png)](https://blog.aandd.co.jp/en/gpdme/ad-5709/mute-timer) [Time management](https://blog.aandd.co.jp/en/tag/time-management) ### [Silent timer ideal for work and study](https://blog.aandd.co.jp/en/gpdme/ad-5709/mute-timer) - Jun 20 23 - Riho Kato [![Blog Images](https://blog.aandd.co.jp/hubfs/S%20chart.png)](https://blog.aandd.co.jp/en/gpdme/ad-5635/kishyusentei) [D:S Distance : Measurement range](https://blog.aandd.co.jp/en/tag/ds-distance-measurement-range) ### [How to choose an infrared thermometer](https://blog.aandd.co.jp/en/gpdme/ad-5635/kishyusentei) - Jun 19 23 - Riho Kato - [1](https://blog.aandd.co.jp/en/author/riho-kato/page/1) - [2](https://blog.aandd.co.jp/en/author/riho-kato/page/2) [![A&D DiscoverPrecisionLogo-White-RGB (1)-1](https://blog.aandd.co.jp/hs-fs/hubfs/A%26D%20DiscoverPrecisionLogo-White-RGB%20(1)-1.png?width=250&height=136&name=A%26D%20DiscoverPrecisionLogo-White-RGB%20(1)-1.png "A&D DiscoverPrecisionLogo-White-RGB (1)-1")](http://aandd.jp) 3-23-14, Higashi-Ikebukuro, Toshima-ku, Tokyo 170-0013, Japan ### Products - 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