Exhibit 12.1

Danaher Corporation

Statement Regarding Computation of Ratio of Earnings to Fixed Charges

(In Thousands, except ratio data)

	Full Year										3 Months Ended
	2002		2003		2004		2005		2006		March 30, 2007
Fixed Charges
Gross Interest Expense	$	53,926	$	59,049	$	54,984	$	44,933		79,829		27,453
Interest Element of Rental Expense		8,960		9,460		9,672		10,744		12,369		2,766
Total Fixed Charges	$	62,886	$	68,509	$	64,656	$	55,677	$	92,198	$	30,219
Earnings Available for
Fixed Charges:
Earnings before (a) income
taxes, and (b) accounting changes
and reduction of income tax	$	657,468	$	797,035	$	1,057,717	$	1,234,442		1,446,172		348,769
reserves related to previously
discontinued operation.
Add fixed charges		62,886		68,509		64,656		55,677		92,198		30,219
Total Earnings Available for Fixed Charges	$	720,354	$	865,544	$	1,122,373	$	1,290,119	$	1,538,370	$	378,988
Ratio of Earnings to Fixed Charges		11.5		12.6		17.4		23.2		16.7		12.5

NOTE:    These Ratios include Danaher Corporation and its consolidated subsidiaries. The ratio of earnings to fixed charges was computed by dividing earnings by fixed charges for the periods indicated, where “earnings” consist of (1) earnings before (a) income taxes, and (b) accounting changes and reduction of income tax reserves related to discontinued operations, plus (2) fixed charges, and “fixed charges” consist of (A) interest, whether expensed or capitalized, on all indebtedness, (B) amortization of premiums, discounts and capitalized expenses related to indebtedness, and (C) an interest component representing the estimated portion of rental expense that management believes is attributable to interest.