Exhibit 11.0

                             BTU INTERNATIONAL, INC.
         CALCULATION OF NET LOSSE PER COMMON AND COMMON EQUIVALENT SHARE
             (Dollars in thousands, except share and per share data)




                                             For the Three Months Ended       For the Six Months Ended
                                           -------------------------------  ---------------------------
                                             June 30,          July 1,         June 30,       July 1,
                                               2002             2001             2002          2001
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Net loss                                      $ (1,465)        $ (1,568)        $ (2,766)     $ (1,491)
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Net loss applicable to common stockholders    $ (1,465)        $ (1,568)        $ (2,766)     $ (1,491)
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Weighted average number of shares outstanding:

     Basic Shares                            6,870,244        6,966,509        6,855,551     6,952,798
     Effect of Dilutive Options                      0                0               0              0
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     Diluted Shares                          6,870,244        6,966,509       6,855,551      6,952,798
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Earnings per Share
     Basic                                   $   (0.21)      $    (0.23)          (0.40)    $    (0.21)
     Diluted                                 $   (0.21)      $    (0.23)          (0.40)    $     0.21)
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