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SLAC National Accelerator Laboratory is operated by Stanford University for the Department of Energy. As a management and operating contractor, subcontracts awarded by the Laboratory are not Federal procurements, and are not directly subject to the Federal Acquisition Regulations in 48 CFR. Nonetheless, certain Federal laws, Executive Orders, and regulations may affect our DOE approved purchasing system, as required by statute, regulation, or contract terms and conditions.

AMENDMENT 01

The following Addendum is being issued for the subject Request for Quotation: 344954 Gratings

Answers to Questions:

1. Would you be able to provide us with any technical drawings or an idea on the size you need along with the specs for these gratings requested below?

Answer: It appears that the second half of the specs didn’t make it. See additional requirements:

DE 0T TE / DE 0T TM (0T contrast): > 35:1

Grating area: 36 mm x 18 mm (stitch fields 9 mm x 9 mm)

Chip size: 38 mm x 20 mm

Chip thickness: 1 mm

1. Kindly provide us panel sizes for the 16 pieces.
   
   38 mm x 20 mm (panel sizes).

NOTE: Technical Criteria is updated to include:

DE 0T TE / DE 0T TM (0T contrast): > 35:1

Grating area: 36 mm x 18 mm (stitch fields 9 mm x 9 mm)

Chip size: 38 mm x 20 mm

Chip thickness: 1 mm

The Bid Close Date is also moved to April 18, 2024. Last day for questions is April 12, 2024.

This Addendum modifies the Request for Quotation and must be acknowledged. Failure to acknowledge all addenda could make your proposal non-responsive. Please confirm that the submitted proposal is not changed because of this addendum. If proposal sent is revised because of this, please submit the revised proposal.

The following changes are hereby made to the appropriate documents contained the above-mentioned Request for Quotation (RFQ). All other terms and conditions of the RFQ remain the same.

Thank you very much.

Katherine Jill A. Coh

SCM Commodities Team Lead

SLAC National Accelerator Laboratory

2575 Sand Hill Road

Menlo Park, CA 94025

Tel: 650-926-2770

Email: kcoh@slac.stanford.edu

Required item(s) listed below:

1.) Qty 16 = Polarization attenuating gratings: Fused Silica, surface-relief transmission gratings. Grating period: 598 nm (~1672 l/mm) AOI: 59.5 deg. No back-side AR coating (very close to Brewster operation) Efficiency specs at 1030 nm: DE 0T TM:> 95% DE 0T TE/DE.

Quote is for product only; no on-site services permitted.

Source selection will be based on Lowest Priced Technically Acceptable Method.

Technical evaluation criteria as follows:

Polarization attenuating gratings: Fused Silica, surface-relief transmission gratings. Grating period: 598 nm (~1672 l/mm) AOI: 59.5 deg. No back-side AR coating (very close to Brewster operation) Efficiency specs at 1030 nm: DE 0T TM:> 95% DE 0T TE/DE

Please provide a price and lead time quotation by COB April 11, 2024.

Send quote to kcoh@SLAC.stanford.edu.

Please be advised that the requirement was also posted in SAM.gov.

Is there any room for additional discount such as for Academic, ICPT, GSA, or Government Institutions?

Buy American Act Certification (BAA) applies to awards over $10,000.

Representations & Certifications Rider is required. Once completed the Reps and Certs is valid for one year until renewal. If you have already completed one within the year please disregard. Otherwise, please complete and return.

All subcontractors are required to register in the System for Award Management (www.sam.gov).

If possible, please provide a link to your webpage for published price list to substantiate for the prices quoted.

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. August 2023) will be made a part of the resulting order. Please mark up terms and conditions if you wish to negotiate. No mark ups mean that you accept SLAC Terms and Conditions.

Payment Terms will be NET-30

Freight terms will be FOB Destination Prepaid and Add

You are requested to mark and identify proprietary/confidential information provided in response to the solicitation.

Contact me directly with any questions.

Sincerely,

Katherine Jill A. Coh

Procurement Commodities Team Lead

SLAC National Accelerator Laboratory

2575 Sand Hill Road

Menlo Park, CA 94025

Phone: 650-926-2770

Email: kcoh@slac.stanford.edu

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