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.
Polarized vs Non-Polarized Aviator Sunglasses. For most people wearing polarized sunglasses it simply helps reduce glare off windows, ice or water; however, for pilots using polarized sunglasses there can be a number of serious problems.
Prescription Sunglasses When it comes to our lenses, applying a prescription isn't an afterthought. Throughout the design and processing of our 580P (plastic) and 580G (glass) lenses, the functionality of single-vision, bifocal and progressive prescriptions has been integral.