UKRI-2078 Large aperture air-spaced achromatic doublets for the EPAC high energy amplifier

Text to be corrected in the original notice: Place of text to be modified: Time limit for receipt of tenders or requests to participate Instead of: 23 June 2022 Time: 11:00 Read New: 30 June 2022 Time: 11:00 Place of text to be modified: Conditions for opening of tenders Instead of: 23 June 2022 Time: 11:00 Read New: 30 June 2022 Time: 11:00 Other additional information: The contracting authority considers that this contract may be suitable for economic operators that are small or medium enterprises (SMEs). However, any selection of tenderers will be based solely on the criteria set out for the procurement. Proposals are sought by the Science and Technology Facilities Council (STFC, who are part of UKRI) for the supply of large aperture, anti-reflection (AR) coated, air-spaced mounted achromatic doublets for use in beam magnification and relay imaging telescopes for the high energy titanium-sapphire amplifier system as part of the EPAC Project.

The tender documentation includes the technical specification for the air-spaced achromatic doublets. The Specification should be read in conjunction with the associated drawings. The minimum scope of the contract is for the manufacture, polishing, mounting, optical testing, certification and delivery of the mounted doublets to STFC Rutherford Appleton Laboratory, UK. All technical and quality requirements are described in the tender document that are held in the eSourcing portal.