Axcelis Technologies (ACLS)

Note 15.  Concentration of Credit Risk

Financial instruments, which potentially expose the Company to concentrations of credit risk, consist primarily of trade notes and accounts receivable.  Substantially all of the Company’s notes and accounts receivable are due from companies in the semiconductor industry located in Japan.  The Company performs ongoing credit evaluations of its customers’ financial condition and provides an allowance for specific doubtful trade notes and accounts receivable and generally does not require collateral to secure the trade notes and accounts receivable.

For the year ended March 31, 2006, three customers accounted for net sales of 19%, 14% and 13%.  Three customers accounted for net sales of 22%, 13% and 13% for the year ended March 31, 2007.  For the year ended March 31, 2008, three customers accounted for net sales of 26%, 14%, and 9%, respectively.

At March 31, 2007 and 2008 accounts receivable from one customer accounted for approximated 26% and 29% of total consolidated trade receivables, respectively.

Note 15.  Concentration of Credit Risk

Financial
instruments, which potentially expose the Company to concentrations of credit
risk, consist primarily of trade notes and accounts receivable. 
Substantially all of the Company’s notes and accounts receivable are due from
companies in the semiconductor industry located in Japan.  The Company
performs ongoing credit evaluations of its customers’ financial condition and
provides an allowance for specific doubtful trade notes and accounts receivable
and generally does not require collateral to secure the trade notes and
accounts receivable.

For the year
ended March 31, 2006, three customers accounted for net sales of 19%, 14%
and 13%.  Three customers accounted for net sales of 22%, 13% and 13% for
the year ended March 31, 2007.  For the year ended March 31,
2008, three customers accounted for net sales of 26%, 14%, and 9%,
respectively.

At March 31,
2007 and 2008 accounts receivable from one customer accounted for approximated
26% and 29% of total consolidated trade receivables, respectively.

Note 15.  Concentration of Credit Risk

Financial instruments, which potentially expose the Company to concentrations of credit risk, consist primarily of trade notes and accounts receivable.  Substantially all of the Company’s notes and accounts receivable are due from companies in the semiconductor industry located in Japan.  The Company performs ongoing credit evaluations of its customers’ financial condition and provides an allowance for specific doubtful trade notes and accounts receivable and generally does not require collateral to secure the trade notes and accounts receivable.

For the year ended March 31, 2006, three customers accounted for net sales of 19%, 14% and 13%.  Three customers accounted for net sales of 22%, 13% and 13% for the year ended March 31, 2007.  For the year ended March 31, 2008, three customers accounted for net sales of 26%, 14%, and 9%, respectively.

At March 31, 2007 and 2008 accounts receivable from one customer accounted for approximated 26% and 29% of total consolidated Trade receivables, respectively.

Note 15.  Concentration of Credit
Risk

Financial instruments, which potentially expose the Company to
concentrations of credit risk, consist primarily of trade notes and accounts receivable.  Substantially all of the Company’s notes and accounts
receivable are due from companies in the semiconductor industry located in
Japan.  The Company performs ongoing
credit evaluations of its customers’ financial condition and provides an
allowance for specific doubtful trade notes and accounts receivable and
generally does not require collateral to secure the trade notes and accounts
receivable.

For the year ended March 31, 2006, three customers accounted for
net sales of 19%, 14% and 13%.  Three
customers accounted for net sales of 22%, 13% and 13% for the year ended March 31,
2007.  For the year ended March 31,
2008, three customers accounted for net sales of 26%, 14%, and 9%,
respectively.

At March 31, 2007 and 2008 accounts receivable from one customer
accounted for approximated 26% and 29% of total consolidated Trade receivables,
respectively.

Concentration of Credit Risk

Financial instruments, which potentially expose the Company to concentrations of credit risk, consist primarily of trade notes and accounts receivable.  These financial instruments are carried at cost less an allowance for doubtful accounts, which approximates fair value.  Substantially all of the Company’s notes and accounts receivable are due from companies in the semiconductor industry located in Japan.  The Company performs ongoing credit evaluations of its customers’ financial condition and provides an allowance for specific doubtful trade notes and accounts receivable and generally does not require collateral to secure the trade notes and accounts receivable.

For the year ended March 31, 2005, three customers accounted for net sales of 17%, 13% and 10%.  Three customers accounted for net sales of 19%, 14% and 13% for the year ended March 31, 2006.  For the year ended March 31, 2007, three customers accounted for net sales of 22%, 13%, and 13%, respectively.

At March 31, 2006 and 2007 accounts receivable from one customer accounted for approximated 17% and 26% of total consolidated trade receivables, respectively.

Concentration of Credit Risk

Financial instruments, which potentially expose the Company to concentrations of credit risk, consist primarily of trade notes and accounts receivable. These financial instruments are carried at cost less an allowance for doubtful accounts, which approximates fair value. Substantially all of the Company’s notes and accounts receivable are due from companies in the semiconductor industry located in Japan. The Company performs ongoing credit evaluations of its customers’ financial condition and provides an allowance for specific doubtful notes and accounts receivable and generally does not require collateral to secure the notes and accounts receivable.

For the year ended March 31, 2004, two customers accounted for net sales of 21% and 13%. Three customers accounted for net sales of 17%, 13% and 10% for the year ended March 31, 2005. For the year ended March 31, 2006, three customers accounted for net sales of 19 %, 14%, and 13%, respectively.

At March 31, 2005 and 2006 accounts receivable from one customer approximated 14% and 17% of consolidated trade receivables, respectively.

Concentration of Credit Risk

Financial instruments, which potentially expose the Company to concentrations of credit risk, consist primarily of trade notes and accounts receivable.  These financial instruments are carried at cost less an allowance for doubtful accounts, which approximates fair value.  Substantially all of the Company’s notes and accounts receivable are due from companies in the semiconductor industry located in Japan.  The Company performs ongoing credit evaluations of its customers’ financial condition and provides an allowance for specific doubtful notes and accounts receivable and generally does not require collateral to secure the notes and accounts receivable.

For the year ended March 31, 2003, three customers accounted for net sales of 15%, 13% and 11%.  Three customers accounted for net sales of 21%, 13% and 8% for the year ended March 31, 2004.  For the year ended March 31, 2005, three customers accounted for net sales of 17%, 13%, and 10%, respectively.

At March 31, 2004 and 2005 accounts receivables from one customer approximated 15% and 14% of consolidated trade receivables, respectively.