---
title: "90035432 - Supply of Double Toroidal Focussing Mirror System(M2) for Beamline K18"
ocid: "ocds-h6vhtk-05d42b"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d42b"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d42b.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d42b.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "DIAMOND LIGHT SOURCE LIMITED"
published: "2026-02-12"
---

# 90035432 - Supply of Double Toroidal Focussing Mirror System(M2) for Beamline K18

Buyer: DIAMOND LIGHT SOURCE LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-05d42b

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## Summary

The procurement process initiates from Diamond Light Source Limited, a central government public authority situated in Didcot, Oxfordshire, at the Harwell Science & Innovation Campus. The contract pertains to the supply and installation of a Double Toroidal Focussing Mirror System (M2) for Beamline K18, aimed at upgrading the Diamond-II facility for enhanced scientific research capabilities. This falls under the goods category, specifically involving mirrors, with a total gross value of £520,800. The award stage was completed with Instrument Design Technology Limited selected as the supplier, following an open procedure. The contract commenced on the 2nd February 2026 and is set to conclude by the 30th September 2027. The procurement process adheres to legal guidelines stipulated under UKPGA 2023/54.

This tender presents substantial opportunities for businesses specializing in precision engineering, optics, and scientific instrumentation. SMEs with expertise in design, manufacturing, and installing complex systems can leverage this occasion for growth, gaining visibility and credibility in the industry. The focus on technical quality, experience, and price in the award criteria indicates that companies with proven expertise and competitive pricing strategies will be well-suited to compete. Collaborations with research facilities like Diamond Light Source not only enhance business portfolios but also drive innovation and contribute to advancements in scientific research.

## Notice

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

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/013089-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 12 Feb 2026 |
| Submission deadline | 26 Nov 2025 |
| Future notice date | Not specified |
| Award date | 19 Jan 2026 |
| Contract period | 2 Feb 2026 - 30 Sep 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £320,000 |
| Lots value | £320,000 |
| Awards value | £434,000 |
| Contracts value | £434,000 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DIAMOND LIGHT SOURCE LIMITED |
| Locality | DIDCOT |
| Post town | Oxford |
| Postcode | OX11 0DE |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | Vale of White Horse |
| Electoral ward | Blewbury & Harwell |
| Westminster constituency | Didcot and Wantage |
| Delivery location | TLJ14 Oxfordshire CC |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | INSTRUMENT DESIGN TECHNOLOGY |

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)

### Codes

- 38622000 - Mirrors

## Release History

- 12 Feb 2026 at 15:59 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/013089-2026
- 19 Jan 2026 at 15:22 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/004434-2026
- 27 Oct 2025 at 12:50 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/068539-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/013089-2026
  12th February 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/004434-2026
  19th January 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/068539-2025
  27th October 2025 - Tender notice on Find a Tender
- https://tenders.diamond.ac.uk
  Visit our web page: https://tenders.diamond.ac.uk Here Suppliers are requird to complete a one-off simple registration form. You are then able to login to register and interest against the tender and download the Tender Documents.

## Notice URLs

- http://www.idtnet.co.uk
- https://diamondtenders@diamond.ac.uk
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d42b. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d42b.json.