Business Combination - purchase consideration and estimated fair values of the assets acquired and liabilities assumed (Details) - Lumina Instruments Inc [Member] - USD ($)	12 Months Ended
	Dec. 28, 2024	Oct. 11, 2024
Business Acquisition [Line Items]
Business Combination, Consideration Transferred, Total	$ 25,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents		$ 1,566,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables		333,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory		908,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets		14,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total		9,420,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Total		12,241,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable		26,000
BusinessCombinationAccrued		(77,000)
BusinessCombinationDeffered tax		(1,307,000)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total		10,831,000
Business Combination Goodwill		14,169,000
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net, Total		$ 25,000,000