| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens-meter having little dispersion of prints and a long service life of a printing needle. SOLUTION: In this printing device 30 of the lens-meter for forming prints on a test lens 70 held by a lens holding means 80, the printing device 30 includes at least three printing units 41a, 41b and 41c arranged in a line, and the printing units 41a, 41b and 41c have respectively bodies 42a, 42b and 42c and printing needles 44a, 44b and 44c projecting from the bodies toward the test lens 70 held by the lens holding means 80, and the tips of each printing needle are positioned roughly along a bending shape of the print formation surface of the test lens 70.
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