CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Sales	$ 4,746	$ 6,582	$ 12,563	$ 12,219
Cost of sales	3,540	4,288	8,088	8,464
Gross profit	1,206	2,294	4,475	3,755
Operating expenses:
Selling, general and administrative (excluding pension)	1,279	1,390	2,751	2,681
Research and development	660	735	1,264	1,486
Pension	554	520	1,109	945
Total operating expenses	2,493	2,645	5,124	5,112
Operating loss	(1,287)	(351)	(649)	(1,357)
Other expense, net	(184)	(173)	(401)	(263)
Loss before income tax provision	(1,471)	(524)	(1,050)	(1,620)
Income tax provision	(13)	(25)	(74)	(67)
Net loss	(1,484)	(549)	(1,124)	(1,687)
Net loss per common share - basic and diluted	$ (0.13)	$ (0.05)	$ (0.10)	$ (0.15)
Weighted average common shares outstanding - basic and diluted	11,089	11,089	11,089	11,089
Comprehensive Loss
Net loss	(1,484)	(549)	(1,124)	(1,687)
Other comprehensive income (loss):
Unrealized gain (loss) on marketable securities	(64)	(21)	104	3
Comprehensive loss	$ (1,548)	$ (570)	$ (1,020)	$ (1,684)