{"product_id":"exosens-echo14-image-intensifier-tube","title":"Exosens ECHO14 Image Intensifier Tube","description":"\u003cp\u003eECHO14 is an 18 mm-format image intensifier with a 14 mm active input window (useful photocathode diameter) available with P43 green phosphor or P45 white phosphor.\u003c\/p\u003e\u003cp\u003eExternal gain control (EGAC) is supplied as standard and is configured for a 180 kΩ control circuit.\u003c\/p\u003e\u003ch3\u003eKey specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFigure of Merit (FOM): 1400–1800\u003c\/li\u003e\n\u003cli\u003eSignal-to-noise ratio: minimum 20\u003c\/li\u003e\n\u003cli\u003eCentre resolution: minimum 57 lp\/mm\u003c\/li\u003e\n\n\u003cli\u003eUseful photocathode diameter: minimum 14 mm\u003c\/li\u003e\n\u003cli\u003eAutogated\u003c\/li\u003e\n\u003cli\u003eEGAC: 180 kΩ\u003c\/li\u003e\n\u003cli\u003eP43 gain: 9,000–15,000 cd\/m²\/lx\u003c\/li\u003e\n\u003cli\u003eP45 gain: 8,000–12,000 cd\/m²\/lx\u003c\/li\u003e\n\u003cli\u003eMaximum mass: 80 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease check the drawing and specification sheet before ordering. Direct purchase is available only for delivery to countries on our approved shipping list.\u003c\/p\u003e\u003ch3\u003eDrawings and specification sheets\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePhosphor\u003c\/th\u003e\n\u003cth\u003eExosens type\u003c\/th\u003e\n\u003cth\u003eDrawing\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP43 green\u003c\/td\u003e\n\u003ctd\u003eZBG1577B\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/183-1577A2.pdf\" target=\"_blank\"\u003e183-1577A2\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/184-8861A0.pdf\" target=\"_blank\"\u003e184-8861A0\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP45 white\u003c\/td\u003e\n\u003ctd\u003eZBW1577B\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/183-1577A2.pdf\" target=\"_blank\"\u003e183-1577A2\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/184-8863A0.pdf\" target=\"_blank\"\u003e184-8863A0\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eUK prices include VAT. For eligible international destinations, UK VAT is removed automatically; destination import VAT, duties and clearance charges may apply.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eTube format and gain control\u003c\/h3\u003e\u003cp\u003eThe tube has the same external body size as an 18 mm-format tube, with a 14 mm active input window and three contact pads. The 14 mm measurement describes the useful photocathode diameter, not the external tube size. The centre contact provides external gain control through a 180 kΩ EGAC circuit when used in a compatible three-contact device.\u003c\/p\u003e\u003cp\u003eIt can also be installed in a compatible standard two-contact device. In that configuration, the centre contact remains unconnected and the tube operates without user-adjustable manual gain, using its automatic brightness-control functions.\u003c\/p\u003e\u003cp\u003ePlease contact Deep Dark with your device manufacturer and model if you are unsure about compatibility.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAvailability and lead time:\u003c\/strong\u003e In-stock tubes are dispatched on our normal schedule. If a tube is not currently in stock, it remains available to order with a lead time of up to four weeks. We will confirm the expected dispatch date after your order.\u003c\/p\u003e","brand":"Exosens","offers":[{"title":"18 mm format \/ 14 mm window — 3-contact EGAC \/ Green - P43","offer_id":6882758262831,"sku":"ZBG1577B","price":1554.0,"currency_code":"GBP","in_stock":true},{"title":"18 mm format \/ 14 mm window — 3-contact EGAC \/ White - P45","offer_id":7679556223023,"sku":"ZBW1577B","price":1674.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/Image_20intensifier_20tubes_20ECHO14.jpg?v=1788591786","url":"https:\/\/deep-dark.co.uk\/products\/exosens-echo14-image-intensifier-tube","provider":"Deep Dark","version":"1.0","type":"link"}