The Tono-Pen is a handheld device thatâs shaped like a large marker. It provides a digital readout of eye pressure. Your doctor can use it to touch your eye and measure pressure. Though useful in many cases, the Tono-Pen is considered less accurate than the Goldmann tonometer in people with normal corneas.
The English language has two types: British English and American English. Other variations such as Oxford English, Standard English, or other variants are mere adaptations of the two types (especially for consistency or reference use, e.g., in media or publication). British English.
The need to fully communicate with the computer system has since left the world with numerous types of computer programming languages which cannot be discussed exhaustively at this stage. However, there are those types of computer programming languages which have proved to be very out standing among the hundreds of the existing programming languages. There is no set standard of classifying thee types of computer programming languages as they vary in performance as well as the structure. All the exiting types of computer programming languages can be broadly classified as machine language, assembly language or high level language.