WebFeb 4, 2010 · (i) Photo-emissive cells: (a) These are used in photometric applications. (b) Used as a photo multiplier for large output. (c) Used in photographic equipments. (ii)Photo-conductive cells: (a) These are used to measure the spectral response. (b) Used in photographic equipments. (c)As photo diodes and photo transistors. (iii) Photo-voltaic cells: WebPhoto-voltaic cells. These generate an EMF or electromotive force proportional to the radiant light energy falling. Although similar in effect to the photo-emissive cells, these are made up of two semiconductor materials sandwiched together. Solar cells are the most common photovoltaic cells in existence. Photo-junction devices.

Phototube - Wikipedia

WebThe most common types of light sensors are photovoltaic cells, photodiodes, photo-resistors, and photo-transistors. Photovoltaic cells: Photovoltaic cells, like the name suggests, follows the principle of the photovoltaic effect for converting light energy directly into electrical energy. WebPhotocell sensors can be divided into 4 major types: Photovoltaic cells: Photovoltaic cells work on the principle of the photovoltaic effect to convert light energy directly into … high power travel adapter plug

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WebA photoemissive cell, commonly known as a phototube, makes use of the photoelectric effect, the phenomenon whereby light-sensitive surfaces give off electrons when struck by … WebThe photoelectric transducers are classified into following ways. Photoemissive Cell The Photoemissive cell converts the photons into electric energy. It consists the anode rode … WebThe most common types of UV Sensors include: UV Phototubes People use them to detect UV levels in water and air treatment facilities. They use a phototube (photoelectric/photo-emissive cell) to detect ambient UV radiation. The phototube is often a vacuous cylindrical bulb. However, it can also be gas-filled . high power tv antenna outdoor