LG Optical - Business focus is on production of optical system components, such as lenses and filters. Serves variety of specialised market requirements. Also makes and sells spectacles. Zytronic PLC - Manufacture and design of RFI shielded and optical filters, touch screens and complex shaped glass composites for specialised applications. Humberside Optical Services - Full service optical lab in North Lincolnshire. UQG (Optics) Ltd - Optical engineering manufacturer supplying windows, filters and components, also has a full list of lenses, mirrors and prisms available from stock. Starrett Precision Optical - Profile projectors and accessories. Includes product catalogue with specifications, news, offers, case studies and press releases. Microscopy-UK - Seller of microscopes, accessories, specimen slides, microphotography equipment and related biological supplies. Close-Ups - Video inspection and measuring systems. Offers an illustrated catalogue of its range, downloadable product information and contact details. Armstrong Optical Ltd - Suppliers of optical metrology and laser material processing solutions. Optical System Design - A small consultancy offering design, support and training in optics and lighting. PE.fiberoptics - Specialist offering test equipment for fibre optic networks, optical fibre manufacturers and component makers.