{"product_id":"exosens-ops-4-image-intensifier-tube","title":"Exosens OPS.4 Image Intensifier Tube","description":"\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Exosens (formerly Photonis).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExosens OPS.4\u003c\/strong\u003e is a cost-effective image intensifier tube designed for dependable night-vision performance in training, situational-awareness and professional applications.\u003c\/p\u003e\u003cp\u003eIt is available from Deep Dark in an 18 mm 10160-style, three-contact EGAC format with either P43 green phosphor or P45 white phosphor. EGAC is supplied as standard, set to 180 kΩ.\u003c\/p\u003e\u003ch3\u003eKey specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFigure of merit (FOM): 1800 minimum\u003c\/li\u003e\n\u003cli\u003eSignal-to-noise ratio: 26 minimum\u003c\/li\u003e\n\u003cli\u003eCentre resolution: 60 lp\/mm minimum\u003c\/li\u003e\n\u003cli\u003eHigh-light resolution at 200 lux: 50 lp\/mm minimum\u003c\/li\u003e\n\u003cli\u003eP43 luminous gain: 11,000–16,000 cd\/m²\/lx\u003c\/li\u003e\n\u003cli\u003eP45 luminous gain: 8,000–14,000 cd\/m²\/lx\u003c\/li\u003e\n\u003cli\u003eOperational lifetime: 10,000 hours\u003c\/li\u003e\n\u003cli\u003eEGAC: 180 kΩ as standard\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eExosens OPS.4 range brochure\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.exosens.com\/system\/files\/2026-06\/Exosens%20NV_Leaflet%20OPS.4%20%26%20OPS.4%2B_VD_0.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload the current Exosens OPS.4 and OPS.4+ range brochure (PDF)\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eManufacturer specification sheets\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/184-9197A0.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOPS.4 P43 green — specification 184-9197A0\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/184-9205A0.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOPS.4 P45 white — specification 184-9205A0\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEach tube is supplied with its individual data sheet. Please contact Deep Dark if you require a particular minimum specification.\u003c\/p\u003e\u003ch3\u003eTube format and gain control\u003c\/h3\u003e\u003cp\u003eThis is an 18 mm 10160-style tube with three contact pads. 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\u003ch3\u003eOrdering and availability\u003c\/h3\u003e\u003cp\u003eOPS.4 may be purchased online for delivery to countries included in Deep Dark’s approved shipping list. Orders remain subject to availability, destination and end-use checks, our terms and conditions, and any applicable export controls.\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":"P43 Green","offer_id":57403127955836,"sku":null,"price":2598.0,"currency_code":"GBP","in_stock":true},{"title":"P45 White","offer_id":57403127988604,"sku":"RW1499B","price":2754.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/3019\/2174\/files\/Image_20intensifier_20tube_20OPS-V2_cf0bc1f9-9a69-417a-bcae-66538a60e734.jpg?v=1788593108","url":"https:\/\/deep-dark.co.uk\/products\/exosens-ops-4-image-intensifier-tube","provider":"Deep Dark","version":"1.0","type":"link"}