CCTV camera lens case studies

Privately funded CCTV systems in public areas are gaining increasing acceptance, with more and more neighbourhood or special-interest groups pooling funds to install cameras.  Eureka (California), Zurich in Switzerland, the London Borough of Enfield, and Belfast in Northern Ireland have all seen surveillance equipment sponsored by businesses and neighbourhood watchdogs.A current example is occurring in south side Milwaukee where a major thoroughfare, National Avenue, is benefiting from day-...

Zoom lenses from Rainbow are being installed across Dublin as the Irish police force (Garda) expands and upgrades city centre security systems.The lenses, which have various focal lengths, are being used at shopping precincts, tourists quarters, leisure facilities and on river frontage.  Extensive use is being made of 7.5-112.5mm models.  These are functioning from high-resolution cameras and are used in colour, monochrome and infrared modes according to the nature of the site and ligh...

Cleveland Police have been able to add a crucial rapid deployment surveillance tool to their armoury, thanks to the development of the world's most successful 12~660mm motorized zoom lens by Pentax.The Cleveland Force is responsible for the policing of the four districts of Hartlepool, Lanbaurgh, Middlesborough and Stockton - an area covering some 230 square miles.  The population of over 550,000 is split between high density urban areas and outlying small communities.An ambitious and compr...

Cameras and zoom lenses from Rainbow are being used at freeway and intersection controls throughout the US by Florida-based Control Technologies who have chosen a modified version of Rainbow's 1/3" black and white 580 TV lines camera. Based on data from the cameras, civic authorities are able to calibrate the cycle of signalised intersections and where necessary speed up vehicle exits from congested stretches of freeway.  The aim is not only to ease movement on freeways but minimise co...

Use of the eneo Almira Camera in the Jewish Museum, FrankfurtThe Jewish Museum in Frankfurt is one of the three major Jewish museums in Germany.  Prior to World War II the city of Frankfurt had the highest percentage of Jewish inhabitants with over 26,000 Jewish citizens.  The open character of its internal architecture was intentional, and gives the sense of  accessibility to all interested visitors.  However, owing to its subject matter, the museum - housed in two...

The General Electric Company of Libya has upgraded security at its headquarters with the latest DVRS, lenses and matrix controllers from CBC (Europe) Ltd.GEC, based in Tripoli, is responsible for the generation and supply of power to 1.1million customers across the country with the stated aim of using the latest technology to improve efficiency and reduce operating costs.The latest security upgrade project, handled by leading Libyan integrator Al Saraya, gives GEC significantly improved surveill...

Camera-lens combinations from Rainbow are being used by one of the USA's most prominent surveillance companies, Virginia-based New Technology Management Inc (NTMI.)NTMI is a world leader in the creation, integration and maintenance of security observation systems with clients including the US Army, Navy and Air Force as well as the Marine Corps and the Department of Homeland Security.The Rainbow cameras used by NTMI are the CLD46D 1/3" colour DSP models offering 460 TV lines resolution.&nbs...

Vari-focal lenses from US manufacturer Rainbow have been installed at thirty Holland and Barrett stores including sites in London, Birmingham and Amsterdam.  The lens is Rainbow's 3-8mm model, which is notable in that as a day-night unit it corrects the focus shift that occurs when using IR lighting. At the Holland and Barrett stores the lenses are operating within Rainbow's own dome camera assemblies.  The client is recording digitally using DVRs by Videoswitch with removable trays an...

A charity that flies needy and vulnerable people for medical purposes is using dome cameras from Rainbow at a facility within Houston Hobby Airport.  Angel Flight South Central helps patients who do not have access to conventional transport or who are too ill to be driven or fly on a commercial service.  Private pilots volunteer their planes and time to take people from their local airstrip to hospitals and clinics in other cities, often combining in relays so that a journey of thousan...

Use of CCTV equipment in machine vision applications is not only growing but has become remarkably diverse.  The trend has been underlined by use of fixed focal length lenses from Rainbow in machinery for grading asparagus. The grading units are in operation in ten countries with notable US applications at Gonzales and Castroville in northern California.  Asparagus growers using the equipment in England include farmers near Statford-upon-Avon, Midhurst in West Sussex and Lincolnshire.T...

Motorized zoom lenses from Rainbow have been installed at Bogota Airport, Colombia.  The 15-300mm units were selected for the quality of their telephoto performance, compact size and ability to operate amid high levels of dust and fumes. The lenses are allowing air traffic control and security staff to follow vehicle and passenger movement on aprons and runways as well as monitoring for intrusion through the perimeter fence.  In several sectors the Rainbow units are being used at dista...

Vari-focal dome cameras from Rainbow have been installed at an Asda store in Dagenham, north-east London, as part of a pilot programme.The lenses have a focal length of 3.3-12mm.  This is an unusual range for a dome camera unit and the versatility allows installers to adjust the field of view in order to accommodate end-users who may have varying ceiling heights within the same property.  The unit frees installers from the constraints imposed by fixed lens domes.The Rainbow cameras are...

Lenses from US-based Rainbow CCTV are being used by a leading foreign currency provider to optimise client service.Rainbow varifocal lenses are part of an innovative solution whereby the accuracy of tellers at branches of FX Currency Services are monitored by a digital recording system.The FX Currency Services locations may be highly populated, with offices often having 50 cameras in an area of 200 square feet. The application uses a pair of colour cameras operating at 16 frames per se...

More than a hundred of Rainbow CCTV’s lenses have been installed recently at the US Army’s Fort Leonard Wood complex in Missouri USA.  The vari-focal lens is designed for applications requiring an extremely wide field of view. The lens model L163VDC4P has a focal length of 1.6~3.4mm to provide a horizontal field of view of 180°.  The DC auto-iris lens has an aperture of F1.4~360 and is compatible with 1/3” and 1/4” cameras.The units have been installed as pa...

More than a hundred of Rainbow CCTV's lenses have been installed recently at the US Army's Fort Leonard Wood complex in Missouri USA.  The vari-focal lens is designed for applications requiring an extremely wide field of view. The lens model L163VDC4P has a focal length of 1.6~3.4mm to provide a horizontal field of view of 180°.  The DC auto-iris lens has an aperture of F1.4~360 and is compatible with 1/3" and 1/4" cameras.The units have been installed as part of an exten...

Vari-focal lenses from California-based Rainbow CCTV have been used at a major bank chain with 400 branches operating throughout Saudi Arabia.The contract award resulted from an open tender in which Lebanon-based JMIG Enterprise, beat competitors on the price and quality of its offering. Mr Joseph Geha, Managing Director of JMIG, said: “We are already hopeful of a repeat order based on the track record of the equipment.  The fact that these lenses are made in Japan was an important co...

Vari-focal lenses from California-based Rainbow CCTV are being installed at petrol filling stations throughout South Africa. The units employed are the 3-8mm and the 5-50mm models, the larger lens being used predominantly on entrance and exit lanes.  They are functioning from Security Evidence cameras employing a Sony Super HAD chip and working at 480 TV lines.The lenses have been implemented by Johannesburg-based Spidereye, an installer covering high end industrial, leisure and infrastruct...

IR illuminators and vari-focal lenses from Rainbow CCTV are being used to monitor child development at a clinic in Minneapolis.The University of Minnesota is internationally respected for its childcare work, which includes analysis of cognitive development and reactions to visual stimuli in the young, particularly infants with attention deficit disorders.For the analysis to be valid the youngsters need to concentrate fully on what is presented to them from a computer screen and staff have create...

Varifocal lenses from Rainbow CCTV are being used on the Irish rail network by the country’s railway authority Iarnród Éireann (Irish Rail). As part of its “On Track” initiative the authority is investing over EUR1.3 billion in its service with co-funding from the Irish Government under the National Development Plan. There is also financial involvement from the European Union.Many of the Rainbow units have been installed at level crossings. The lenses are operatin...

Zoom lenses from Rainbow CCTV are being deployed following the development of previous camera usage at Oldbury, a nuclear power station in Gloucestershire. As part of its remit to ensure that the plants work properly and are safe to operate, British Nuclear Group Reactor Sites perform detailed observations inside nuclear reactors using specially-built manipulators and robots. The procedures allow the company to meet criteria set by an external body, the Nuclear Installations Inspectorate. The 8-...

Zoom lenses from Rainbow CCTV are being deployed following the development of previous camera usage at Oldbury, a nuclear power station in Gloucestershire. As part of its remit to ensure that the plants work properly and are safe to operate, British Nuclear Group Reactor Sites perform detailed observations inside nuclear reactors using specially-built manipulators and robots.  The procedures allow the company to meet criteria set by an external body, the Nuclear Installations Inspectorate....

Vari-focal lenses from US manufacturer Rainbow CCTV have been installed at Woolworths stores including Liverpool, East Ham and Egham. The lenses are 3-8mm varifocal models and are operating within dome camera assemblies supplied by Mark Mercer. The client is recording digitally using DVRs by Dallmeier. The systems have been implemented by Bedfordshire-based CSG, a design and installation company who have also created tailor-made matrix managers for the sites.  CSG has niche expertise in ret...

Rainbow CCTV’s 8.5-85mm varifocal lenses have been installed for long-range observation at Marine Terminals in Dublin Port. The units are being used at the “lift on/lift off” container section of the docks complex at Dublin Bay.  They are assisting the client, Marine Terminals Limited, to comply with the increasingly rigorous homeland security requirements of the International Ship and Port Facility Security Code (ISPS), created after the September 11th attacks.The aims of...

Lenses from Rainbow CCTV are being used at Watford Football Club’s Vicarage Road ground. The model being employed is a 6.5-65mm focal length zoom which is compatible with 1/3” and ¼” cameras. The lenses are sited on one of the stadium’s main gantries in PTZ mounted cameras and are used predominantly to monitor crowd behaviour on the other side of the pitch. Watford FC’s CCTV systems are maintained by Strood-based Ewatch Limited who will be helping the client...

Zoom lenses from Rainbow CCTV have recently been installed at the Monroe Power Plant on the shores of Lake Erie in Michigan.This 3,000-megawatt facility run by DTE Energy is America’s fourth largest coal-fired plant and is at the forefront of President Bush’s initiatives for clean coal technology. The site has been visited by the President who addressed staff and local community leaders about ongoing work to modernize the electricity grid, create conditions for job growth and ensure...