SLAC National Accelerator Laboratory has a requirement for the following item(s) listed below. Brand name is equal or similar to Layertec GmbH. (1) 138089, QTY. 20 PC Turning mirror: Fused silica | plane | Ø=25.0(-0.1)mm | t=6.35(±0.10)mm | //<5min S1: commercial polish | chamfer 0.3    uncoated S2(^): Øe21 | 3/0.2(0.2) [L/10] | 5/4x0.025; L1x0.004 | chamfer 0.3    Ag + Multilayer HRu(45°,410-1350nm)>97% + HRs(45°,405nm)>98%    |GDD-Rs,p(45°,410-1350nm)|<10fs² (2) 125451, QTY. 40 PC Silver Mirror: Fused silica | plane | Ø=50.0(-0.1)mm | t=9.5(±0.1)mm | //<5min S1: commercial polish | chamfer 0.5    uncoated S2(^): Øe42 | 3/0.2(0.2) [L/10] | 5/2x0.063; L3x0.004 | chamfer 0.5    Ag + Multilayer HRu(45°,410-1350nm)>97% with HRs(45°,405nm)>98%    |GDD-Rs,p(45°,410-1350nm)|<10fs² (3) 160978, QTY. 10 PC Silver Mirror: Fused silica | plane | Ø=75.0(-0.2)mm | t=15.0(±0.1)mm | //<5min S1: commercial polish | chamfer 0.7    uncoated S2(^): Øe64 | 3/0.2(0.2) [L/10] | 5/5x0.063; L3x0.004 | chamfer 0.7    Ag + Multilayer HRu(45°,410-1350nm)>97% with HRs(45°,405nm)>98%    |GDD-Rs,p(45°,410-1350nm)|<10fs² (4) 160979, QTY. 4 PC Silver Mirror: Fused silica | plane | Ø=75.0(-0.2)mm | t=15.0(±0.1)mm | //<5min hole Ø=4.0(+0.1)mm under 45deg centered on S2 S1: commercial polish | chamfer 0.7    uncoated S2(^): Øe64 | 3/0.2(0.2) [L/10] | 5/6x0.04; L3x0.004 | chamfer 0.7    Ag + Multilayer HRu(45°,410-1350nm)>97% with HRs(45°,405nm)>98%    |GDD-Rs,p(45°,410-1350nm)|<10fs² 5.) Please include shipping charges as separate line item (if any). Quote is for product only no on-site services of any kind permitted. Source selection will be based on Lowest and best lead-time method. The bid closing date for this requirement is December 08, 2019 Representations & Certifications Rider is required please complete and return. All subcontractors are required to register in the System for Award Management (www.sam.gov). The resulting purchase order will be issued on a fixed price basis. SLAC National Accelerator Laboratory Terms and Conditions for Fixed Price Commercial Supplies and Services (Rev. December 2016) will be made a part of the resulting order. Payment Terms will be NET-30 Freight terms will be FOB Destination Prepaid and Add unless stated otherwise. You are requested to mark and identify proprietary/confidential information provided in response to the solicitation. Contact me directly with any questions.

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