Console Basics. Consoles are specialized, prepackaged computers designed, first and foremost, for playing video games on your TV. They tend to be much cheaper than gaming PCs, but they only work with games made for a given system. The PlayStation 4, for example, only supports PlayStation 4 games.
1. CORNEAL DIAMETER- HVID OPTOM FASLU MUHAMMED. 2. ï¨ Technique 1: ï¨ Corneal Topographer :use the biometric ruler within the corneal topography software program to measure your patientâs horizontal visible iris diameter (HVID). ï¨ It may be necessary to measure at a 45 degree oblique angle as the topographer may cut off part of the cornea in the horizontal plane.
Learning the difference between the two is the best way to determine what your exact needs are and which instrument will best fit those needs. A hygrometer is an instrument thatâs used to measure the level of moisture thatâs in a room. Its sole function is to give the user either a digital or manual read-out. You can either buy a hygrometer as a small unit that operates off of batteries, or a unit that can be placed on a shelf in order to get a quick readout.