[Thông Báo] Thay Đổi Thời Gian Xuất Hóa Đơn VAT từ 12-14/05/2026 do Chuyển Địa Chỉ Kinh Doanh. Xem chi tiết .
[Announcement] VAT Invoice Schedule Adjustment during May 12-14, 2026 due to Office Relocation. See more .
Inspection and measurement devices detect abnormalities based on a set of predetermined standards, or are used in tasks to indicate by numerical value the length, weight, volume, etc., of an object or a phenomena. An example of such devices is an oscilloscope, which is used to provide a visual representation of sound waves. Commonly, Inspection and measurement devices can detect high-frequency signals and are used in electrical testing. Inspection and measurement devices also include electrical current and voltage testers. They come in either digital or analog types and are available in thin card-like designs, pencil-type designs, etc. Other instruments include vernier calipers used for measuring parts of objects, scales for measuring the length, weight, angle, etc., of objects, etc.