Roper Industries ( ROP), a maker of engineered products, said its second-quarter earnings rose 35.1% from the year-ago period, boosted by higher sales. The company earned $48.1 million, or 53 cents a share, in the quarter, compared with $35.6 million, or 41 cents a share, a year ago. Analysts polled by Thomson First Call were expecting earnings of 51 cents a share. Second-quarter revenue rose 17.6% from a year-ago period to $425.3 million as against analysts' expectation of $408.8 million. The Duluth, Ga.-based company expects to earn 52 cents a share to 54 cents a share in the third quarter, and raised its full year earnings outlook to $2.05 a share to $2.11 a share, compared with $1.98 a share to $2.08 a share forecast earlier. Analysts were expecting earnings of 53 cents a share in the third quarter and $2.07 a share for the full year. Second-quarter gross profit rose 19.5% from a year ago to $214.9 million and gross margin increased 78 basis points to 50.5%. Operating income for the quarter rose 36.9% and operating margin climbed 282 basis points to 20.1%. Net orders for the quarter rose 19% from a year ago to $433 million, including 13% internal growth.