{"version":"1.0","type":"link","title":"Frequency selective surface - Newikis","description":"A frequency-selective surface (FSS) is a thin, repetitive surface (such as the screen on a microwave oven) designed to reflect, transmit or absorb electromagnetic fields based on the frequency of the field. In this sense, an FSS is a type of optical filter or metal-mesh optical filter in which the…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/5/5f/Tri-band_bandpass_frequency_selective_surface.png","thumbnail_width":844,"thumbnail_height":614}