<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR YEAR <FISCAL-YEAR-END> JUN-30-1998 JUN-30-1997 JUN-30-1996 <PERIOD-START> JUL-01-1997 JUL-01-1996 JUL-01-1995 <PERIOD-END> JUN-30-1998 JUN-30-1997 JUN-30-1996 <CASH> 16,347 18,216 25,992 <SECURITIES> 26,308 16,374 0 <RECEIVABLES> 5,297 6,213 7,098 <ALLOWANCES> 0 0 0 <INVENTORY> 7,725 10,074 13,868 <CURRENT-ASSETS> 58,378 54,550 56,278 <PP&E> 16,313 17,783 18,730 <DEPRECIATION> 14,519 16,062 17,099 <TOTAL-ASSETS> 61,472 57,652 60,245 <CURRENT-LIABILITIES> 5,755 6,489 13,418 <BONDS> 0 0 0 <PREFERRED-MANDATORY> 0 0 0 <PREFERRED> 0 0 0 <COMMON> 71 69 68 <OTHER-SE> 55,646 50,592 46,099 <TOTAL-LIABILITY-AND-EQUITY> 61,472 57,652 60,245 <SALES> 45,053 56,460 74,381 <TOTAL-REVENUES> 45,053 56,460 74,381 <CGS> 22,324 30,43 44,408 <TOTAL-COSTS> 40,810 49,211 61,104 <OTHER-EXPENSES> 3,314 (1,377) (441) <LOSS-PROVISION> 0 0 0 <INTEREST-EXPENSE> 0 0 253 <INCOME-PRETAX> 7,557 8,626 13,465 <INCOME-TAX> 2,580 3,865 363 <INCOME-CONTINUING> 0 0 0 <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> 4,977 4,761 13,102 <EPS-PRIMARY> 0.70 0.70 6.59 <EPS-DILUTED> 0.70 0.69 2.45