Rudolph Technologies (Nasdaq: RTEC) reported earnings on April 30. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended March 31 (Q1), Rudolph Technologies beat expectations on revenues and missed estimates on earnings per share.

Compared to the prior-year quarter, revenue dropped and GAAP earnings per share dropped significantly.

Margins dropped across the board.

Revenue details
 Rudolph Technologies tallied revenue of $45.7 million. The four analysts polled by S&P Capital IQ hoped for revenue of $44.7 million on the same basis. GAAP reported sales were 9.7% lower than the prior-year quarter's $50.6 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 EPS came in at $0.09. The four earnings estimates compiled by S&P Capital IQ averaged $0.13 per share. GAAP EPS of $0.06 for Q1 were 71% lower than the prior-year quarter's $0.21 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
 For the quarter, gross margin was 52.0%, 190 basis points worse than the prior-year quarter. Operating margin was 9.6%, 640 basis points worse than the prior-year quarter. Net margin was 4.1%, 920 basis points worse than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $49.0 million. On the bottom line, the average EPS estimate is $0.18.

Next year's average estimate for revenue is $198.7 million. The average EPS estimate is $0.77.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 85 members out of 92 rating the stock outperform, and seven members rating it underperform. Among 21 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 20 give Rudolph Technologies a green thumbs-up, and one give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Rudolph Technologies is outperform, with an average price target of $13.50.

Over the decades, small-cap stocks, like Rudolph Technologies have provided market-beating returns, provided they're value priced and have solid businesses. Read about a pair of companies with a lock on their markets in "Too Small to Fail: Two Small Caps the Government Won't Let Go Broke." Click here for instant access to this free report.