Source: https://tendernation.io/opportunities/01a13bcf-bdb3-717d-9253-501175338422/90035432-supply-of-double-toroidal-focussing-mirror-systemm2-for-beamline-k1 awarded GB open procedure Suitable for SMEs # 90035432 - Supply of Double Toroidal Focussing Mirror System(M2) for Beamline K18 [Diamond Light Source Limited](https://tendernation.io/buyers/diamond-light-source-limited) Estimated value £320,000 Published 12 Feb 2026 Deadline Closed 26 Nov 2025 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender Located on the Harwell Science & Innovation Campus in Oxfordshire, Diamond Light Source (DLS) is a leading-edge facility for science, engineering and innovation. DLS allows researchers from academia and industry to investigate the structure and behaviour of the world around us at the atomic and molecular level. To continue delivering the world-changing science that Diamond enables, the facility is being upgraded to Diamond-II, a co-ordinated programme of development that combines a major machine upgrade with new instruments and complementary improvements to optics, detectors, sample environment and delivery capabilities, and computing, as well as integrated and correlative methods. This will be transformative in speed and spatial resolution and will offer users streamlined access to enhanced instruments for life and physical sciences. The scope of the contract is for the design, supply of material, manufacture, assembly, test, delivery, installation and commissioning of a Double Toroidal Focussing Mirror System for the K18 beamline. The minimum scope of the contract is the design, manufacture, test, and delivery of: - M2 downward deflecting, tangentially bent, double toroidal focusing, monochromatic Xray beam mirror & mechanics. - Motorized elliptical 4-point mechanical bender to adjust tangential curvature of the mirror reflecting surface. - Motorized gravitational sag compensator(s). - Temperature monitoring - Temperature stabilisation if required - Vacuum vessel and associated controls. - Support frame - Interface to beamline services. and includes the following: - Design - Contract Terms and Conditions - Supply and purchasing of materials and components. - Quality Assurance - Manufacture of mirror system - Inspection - Cleaning - Assembly - Vacuum baking - Testing - Packing and Delivery Read full description ## CPV classification Mirrors Source Find a Tender (UK) · Notice ocds-h6vhtk-05d42b-2026-02-12T15:59:37Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05d42b-2026-02-12T15:59:37Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. 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