There are certain barriers to effective communication that every organization faces. These potential interruptions of the flow of information are referred to as noise. Communicative problems (i.e., noise) can be categorized into three groups: technical, semantic, or efficacy-related.
What is difference between polarized and non-polarized lenses? A: Polarized lenses have a filter laminated on them that only allows vertically oriented light to pass through, while non-polarized lenses are usually just tinted to block light. Non-polarized lenses do not contain a filter to remove glare. Continue Reading.
Therefore, sunglasses and specs are very different to each other. Sunglasses are used to protect the eyes from rays of sun or intense light, whereas spectacles are used to correct the defective vision. Another important difference between them is that- unlike lenses of spectacles, all sunglass lenses are tinted.