Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA1895
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 28.4 %Wavelength of max. 420 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]1001010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200

300

400500600
Wavelength [nm]700800Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNoteR7081-02
TA1895
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]010200300 12.88 28.86
400 88.39 93.53
500 74.71 72.37
600 19.55 15.77700
0.17 0.08

2030405060

42.76 55.92 63.76 70.49 72.89
96.17 93.03 93.16 89.04 86.70
66.24 54.48 44.53 38.60 34.77
12.07 8.75 5.94 3.85 2.32

70
80
90
0.07 0.36 2.87
78.84 81.69 86.50
82.79 79.42 76.25
31.08 27.50 23.43
1.31 0.70 0.35

Quantum Efficiency [%]Wavelength [nm]010200300
5.32 11.54
400 27.40 28.29
500 18.52 17.59
600
4.04 3.20
700
0.03 0.01

2030405060

16.56 21.00 23.24 24.96 25.11
28.39 27.33 26.25 24.52 23.36
15.79 12.74 10.22 8.70 7.70
2.41 1.72 1.15 0.73 0.43708090
0.03 0.16 1.23
26.42 26.64 27.50
21.83 20.51 19.29
6.76 5.88 4.92
0.24 0.13 0.06

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2026
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 23.7 %Wavelength of max. 410 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]100

1010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01200

300

400
500
600
Wavelength [nm]700800Spectral Response Characteristics
Tube TypeSerial No.
Date
Tested byNote

R7081-02
TA2026
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]0102030405060
7080902000.08 0.42 3.12
300 10.71 25.91 35.11 45.60 52.98 59.80 63.40 68.77 71.16 73.77
400 76.03 78.17 79.16 79.25 78.75 75.03 72.23 68.55 65.26 62.02
500 60.30 57.91 52.78 42.97 34.23 28.72 25.02 21.54 18.27 14.74
600 11.58 8.59 5.98 3.86 2.32 1.32 0.70 0.35 0.17 0.08

Quantum Efficiency [%]Wavelength [nm]0102030405060708090
200
0.03 0.18 1.33
300
4.43 10.36 13.60 17.13 19.31 21.18 21.83 23.04 23.21 23.46
400 23.57 23.64 23.37 22.85 22.19 20.67 19.46 18.08 16.85 15.69
500 14.95 14.07 12.58 10.05 7.86 6.47 5.54 4.68 3.91 3.10600
2.39 1.75 1.20 0.76 0.45 0.25 0.13 0.06 0.03 0.01

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2086
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 27.6 %Wavelength of max. 420 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]100

1010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200300400
500
600
Wavelength [nm]

700

800

Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNote

R7081-02
TA2086
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]010200300
5.18 18.51
400 88.40 90.67
500 75.78 73.42
600 21.51 17.69
700
0.28 0.14

2030

40

5060

31.60
93.41
66.67
13.91
0.07

47.96 58.87 67.45 72.84
93.41 93.09 88.93 86.41
54.64 44.98 39.63 36.08
10.38 7.31 4.95 3.127080900.04 0.06 0.72
77.69 80.63 82.97
82.91 80.04 77.24
32.66 29.29 25.34
1.86 1.04 0.55

Quantum Efficiency [%]Wavelength [nm]01020304050607080
90200
0.02 0.03 0.31300
2.14 7.40 12.24 18.01 21.46 23.89 25.08 26.03 26.30 26.38
400 27.39 27.42 27.58 26.94 26.23 24.50 23.28 21.87 20.67 19.54
500 18.79 17.84 15.89 12.78 10.32 8.93 7.99 7.10 6.26 5.32
600
4.44 3.59 2.78 2.04 1.42 0.94 0.59 0.34 0.19 0.10700
0.05 0.02 0.01

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2146
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 27.8 %Wavelength of max. 420 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]1001010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200

300

400
500
600
Wavelength [nm]700800Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNoteR7081-02
TA2146
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]010200300
5.72 20.89
400 89.03 92.77
500 75.83 73.55
600 21.85 18.16
700
0.35 0.18

2030

4050

60

36.45
94.08
66.97
14.38
0.09

46.59 58.02 66.77 72.17
93.52 90.47 89.86 87.58
54.81 45.37 39.86 36.32
10.90 7.80 5.40 3.48

70
80
90
0.04 0.08 1.13
78.87 81.80 83.79
83.61 80.29 77.16
32.79 29.45 25.59
2.12 1.22 0.66

Quantum Efficiency [%]Wavelength [nm]010200300
2.36 8.35
400 27.59 27.66
500 18.80 17.88
600
4.51 3.69
700
0.06 0.03

2030

40506014.12 17.50 21.15 23.65 24.85
27.78 26.97 25.49 24.75 23.60
15.96 12.82 10.42 8.98 8.04
2.87 2.14 1.51 1.03 0.65
0.02

7080
900.02 0.04 0.48
26.42 26.68 26.64
22.05 20.73 19.52
7.13 6.29 5.38
0.39 0.22 0.12

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2182
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 28.2 %Wavelength of max. 420 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]100

1010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200300400
500600
Wavelength [nm]700800Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNote

R7081-02
TA2182
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]010200300 12.70 28.74
400 89.85 93.95
500 77.23 74.71
600 24.43 20.69
700
0.60 0.32

2030

40

50

60

42.83
95.35
68.48
16.89
0.17

56.00 64.79 71.36 75.69
94.52 91.34 90.93 88.59
56.49 47.08 41.80 38.37
13.15 9.81 7.09 4.80
0.09

7080
90
0.12 0.37 2.77
80.06 82.95 87.77
84.91 81.60 78.40
35.07 31.89 28.09
3.09 1.88 1.08

Quantum Efficiency [%]Wavelength [nm]010200300
5.25 11.49
400 27.84 28.02
500 19.15 18.16
600
5.05 4.20
700
0.11 0.06

2030405060

16.59 21.04 23.62 25.27 26.06
28.15 27.26 25.73 25.05 23.87
16.32 13.21 10.81 9.42 8.49
3.38 2.59 1.90 1.35 0.90
0.03 0.02

7080
900.05 0.17 1.18
26.82 27.06 27.94
22.39 21.07 19.83
7.63 6.81 5.90
0.57 0.34 0.19

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2259
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 24.2 %Wavelength of max. 420 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]100

1010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200

300

400
500600
Wavelength [nm]

700

800

Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNote

R7081-02
TA2259Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]0102030
40
50
60
70
80
90
200
0.03 0.12 1.48
300
5.89 20.10 30.61 38.88 49.29 57.15 62.14 69.02 71.49 75.37
400 77.08 79.98 81.99 82.61 81.03 79.96 77.87 74.75 72.09 69.39
500 65.94 61.27 54.76 43.66 34.93 29.67 26.06 22.49 19.10 15.34
600 11.93 8.75 5.97 3.77 2.19 1.20 0.61 0.29 0.14 0.06

Quantum Efficiency [%]Wavelength [nm]01020304050
60
7080
90
200
0.01 0.05 0.63300
2.43 8.04 11.86 14.61 17.97 20.24 21.40 23.12 23.32 23.96
400 23.89 24.19 24.21 23.82 22.84 22.03 20.99 19.72 18.62 17.56
500 16.35 14.90 13.05 10.21 8.02 6.69 5.77 4.89 4.08 3.22600
2.46 1.78 1.19 0.74 0.42 0.23 0.11 0.05 0.02 0.01

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2349
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 25.0 %Wavelength of max. 410 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]1001010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01
200

300

400
500
600
Wavelength [nm]700800Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNoteR7081-02
TA2349Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]0102030405060
7080
902000.06 0.22 2.06
3008.40 23.27 34.03 43.76 53.47 60.91 65.49 71.65 74.29 78.53
400 80.08 82.72 83.18 82.70 82.67 77.89 75.98 72.69 69.29 65.64
500 63.55 60.01 55.47 47.38 39.50 32.57 28.06 24.51 21.21 17.69
600 14.39 11.24 8.26 5.74 3.70 2.27 1.30 0.70 0.36 0.18
700
0.09

Quantum Efficiency [%]Wavelength [nm]0102030
4050
6070
80
90
200
0.03 0.10 0.88
300
3.47 9.31 13.19 16.43 19.49 21.57 22.55 24.00 24.23 24.97
400 24.82 25.02 24.56 23.85 23.30 21.45 20.47 19.17 17.89 16.60
500 15.75 14.59 13.23 11.08 9.07 7.34 6.21 5.33 4.53 3.72
600
2.97 2.28 1.65 1.13 0.72 0.43 0.24 0.13 0.07 0.03
7000.02

Spectral Response Characteristics
Tube Type R7081-02
Serial No. TA2374
Date
Oct.25, 2005
Tested by M.SUZUKI
NoteMax. Q.E. 27.9 %Wavelength of max. 410 nm

Photocathode Radiant Sensitivity [mA/W]
Quantum Efficiency [%]100

1010.1

Photocathode Radiant Sensitivity
Quantum Efficiency

0.01200

300

400
500600
Wavelength [nm]700800Spectral Response Characteristics
Tube Type
Serial No.
Date
Tested byNoteR7081-02
TA2374
Oct.25, 2005
M.SUZUKI
Cathode Radiant Sensitivity [mA/W]

Wavelength [nm]010200300 10.81 28.23
400 88.88 92.09
500 76.11 72.51
600 20.13 16.35
700
0.19 0.09

2030

4050

60

39.69 50.36 60.56 67.66 72.60
91.35 92.37 89.22 87.99 85.71
63.38 50.91 42.84 38.19 34.96
12.59 9.21 6.30 4.13 2.50

7080
900.07 0.35 2.96
78.58 81.55 86.50
82.38 79.62 76.99
31.52 28.04 24.02
1.43 0.77 0.39

Quantum Efficiency [%]Wavelength [nm]01020304050607080
902000.03 0.16 1.27300
4.47 11.29 15.38 18.92 22.08 23.96 25.00 26.32 26.60 27.50
400 27.55 27.85 26.97 26.64 25.13 24.24 23.10 21.73 20.56 19.48
500 18.87 17.62 15.11 11.91 9.83 8.61 7.74 6.86 5.99 5.05
600
4.16 3.32 2.52 1.81 1.22 0.79 0.47 0.26 0.14 0.07
700
0.03 0.02