Microhardness average (KHN) and standard deviations

Distances (mm)

Elipar S10 LED

Delma LED

Optilux 501 QTH

Elipar 2 ESPE QTH

69.56 ± 3.56

69.98 ± 2.68

67.98 ± 6.62

57.82 ± 2.81

0

68.42 ± 8.39

69.70 ± 1.10

63.72 ± 4.75

57.74 ± 2.12

1

66.08 ± 5.67

66.24 ± 2.90

63.26 ± 5.03

57.24 ± 3.94

2

61.70 ± 4.56

61.96 ± 7.19

61.12 ± 2.95

52.28 ± 6.47

3

61.54 ± 2.01

60.64 ± 6.14

60.24 ± 3.40

52.32 ± 6.88

4

59.42 ± 8.88

60.20 ± 4.57

58.16 ± 3.11

50.08 ± 8.58

5

58.48 ± 5.31

54.70 ± 2.93

56.94 ± 3.75

50.92 ± 4.15

6

58.50 ± 3.34

53.06 ± 5.37

53.02 ± 8.32

52.24 ± 4.02

8

50.92 ± 11.83

48.88 ± 13.95

47.48 ± 9.59

48.30 ± 7.78

10