Exhibit 12.1

THE GSI GROUP, INC
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
FIXED CHARGES
(UNAUDITED)
(Dollars in Thousands

   
Year ended December 31,
                     
   
2002
 
2003
 
2004
 
2005
 
2006
Income (loss) from continuing
                   
operations before tax
 
$(10,574)
 
$ (5,338)
 
$4,558
 
$3,286
 
$27,691
Add fixed charges:
                   
Interest expense on borrowings and
                   
amortization of deferred
                   
financing costs
 
13,010
 
13,215
 
14,104
 
15,074
 
14,302
Interest portion of rent expense  
 
386
 
326
 
278
 
245
 
260
   
13,396
 
13,541
 
14,382
 
15,319
 
14,562
                     
Adjusted earnings  
 
2,822
 
8,203
 
18,940
 
18,605
 
42,253
                     
Ratio of earnings to fixed
                   
charges
 
0.21x
 
0.61x
 
1.32x
 
1.21x
 
2.90x