The best protection filters don't need to do anything at all except take the bangs, knocks, and scratches that might otherwise wreck a very expensive lens! Simply put, they're one of the most ...

Clear filters are a valuable tool for photographers working in harsh environments and are a wise addition to any photographer's kit. Positioned in front of the lens, they provide an extra layer of ...

At first glance, filter driers on air conditioning or refrigeration systems are exactly what their name implies - front-line protection designed to filter out contaminants and dry the refrigerant to ...

Two new notch filters with built-in ESD protection functionality have employed proprietary materials and advanced structural design to implement attenuation characteristics for specific frequency ...