As filed with the Securities and Exchange Commission on November 25, 2025. Registration No. 333-291345 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Kopin Corporation (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 3674 04-2833935 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Num ...

As filed with the Securities and Exchange Commission on November 6, 2025. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Kopin Corporation (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Delaware 3674 04-2833935 (I.R.S. Employer Identification Number) 125 North Drive Westborough, Ma. 01581 (508) 870- ...