What is an optical isolator used for?

What is an optical isolator used for? An optical isolator is a device that only allows unidirectional transmission of the optical signal. It is often used in optical systems to avoid unwanted optical reflections. For example, a single-frequency semiconductor laser is very sensitive to external optical feedback. What is optical Read more…

What did Edmond Halley invent?

What did Edmond Halley invent? Halley’s Comet, 1986. In 1716 he devised a method for observing transits of Venus across the disk of the Sun, predicted for 1761 and 1769, in order to determine accurately, by solar parallax, the distance of Earth from the Sun. What was Edmond Halley accomplishments? Read more…

What is Item interface?

What is Item interface? The Item import Interface(IOI) reads data from following tables for importing items and item details. The MTL_SYSTEMS_ITEM_INTERFACE table is used for new item numbers and all item attributes. This is the main item interface table, and can be. the only table used to import items. What Read more…