Difference between revisions of "Laser"

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Line 1: Line 1:
 
= Single FAP Lasers =
 
= Single FAP Lasers =
 +
== Power Test Result of Single FAP Lasers ==
 +
=== Coherent #3 ===
 +
==== Current Adjustment ====
 +
temperature: 17.6 C
 +
{| border="1"
 +
|-
 +
!Current (A)
 +
!Laser Power (W)
 +
|-
 +
|10
 +
|4.02
 +
|-
 +
|15
 +
|8.75
 +
|-
 +
|20
 +
|13.3
 +
|-
 +
|25
 +
|17.9
 +
|-
 +
|30
 +
|22.2
 +
|-
 +
|35
 +
|26.4
 +
|-
 +
|}
 +
[[Image:coherent6power.JPG]]
 +
 +
====Temperature Adjustment====
 +
Temperature: 17.5 C<br />
 +
[[Image:Coherent3_30A_17.5C.PNG|243x341px]]<br />
 +
Temperature: 17.6C<br />
 +
[[Image:Coherent3_30A_17.6C.PNG|243x341px]]<br />
 +
Temperature: 17.7C<br />
 +
[[Image:Coherent3_30A_17.7C.PNG|243x341px]]<br />
 +
====Polarization====
 +
{| border ="1"
 +
|-
 +
!Current (A)
 +
!Polarization
 +
|-
 +
|10
 +
|.991716
 +
|-
 +
|15
 +
|.992114
 +
|-
 +
|20
 +
|.991925
 +
|-
 +
|25
 +
|.991826
 +
|-
 +
|30
 +
|.991802
 +
|-
 +
|35
 +
|.991591
 +
|-
 +
|} [[Image:coherent3pol1.JPG]]
 +
<br />
 +
 +
=== Coherent #4 ===
 +
====Current Adjustment====
 +
Temperature: 17.2 C
 +
{| border="1"
 +
|-
 +
! Current (A)
 +
! Laser Power (W)
 +
! Central Wavelength (nm)
 +
! FWHM (nm)
 +
|-
 +
|10
 +
|3.72
 +
|792.50
 +
|1.98
 +
|-
 +
|15
 +
|8.85
 +
|793.60
 +
|1.54
 +
|-
 +
|20
 +
|13.9
 +
|794.17
 +
|2.35
 +
|-
 +
|25
 +
|18.7
 +
|794.86
 +
|1.62
 +
|-
 +
|30
 +
|23.3
 +
|795.84
 +
|2.08
 +
|-
 +
|35
 +
|27.9
 +
|796.67
 +
|2.07
 +
|}
 +
[[Image:coherent4power.JPG]]
 +
 +
====Temperature Adjustment====
 +
 +
Temperature: 17.1 C<br />
 +
Centroid: 795.71 nm<br />
 +
[[Image:Coherent4_30A_17.C.png|243x341px]]<br />
 +
Temperature: 17.2 C<br />
 +
Centroid: 795.77 nm<br />
 +
[[Image:Coherent4_30A_17.2C.png|243x341px]]<br />
 +
Temperature: 17.3 C<br />
 +
Centroid: 795.83 nm<br />
 +
[[Image:Coherent4_30A_17.3C.png|243x341px]]<br />
 +
 +
====Polarization====
 +
 +
{| border ="1"
 +
|-
 +
!Current (A)
 +
!Polarization
 +
|-
 +
|10
 +
|.989812
 +
|-
 +
|15
 +
|.987435
 +
|-
 +
|20
 +
|.986799
 +
|-
 +
|25
 +
|.986417
 +
|-
 +
|30
 +
|.98618
 +
|-
 +
|35
 +
|.986093
 +
|-
 +
|} [[Image:coherent4pol1.JPG]]
 +
<br />
 +
 +
=== Coherent #5 ===
 +
====Current Adjustment====
 +
Temperature: 19.5 C
 +
{| border="1"
 +
|-
 +
! Current (A)
 +
! Laser Power (W)
 +
! Central Wavelength (nm)
 +
! FWHM (nm)
 +
|-
 +
|10
 +
|3.73
 +
|793.15
 +
|1.83
 +
|-
 +
|15
 +
|8.86
 +
|793.67
 +
|1.61
 +
|-
 +
|20
 +
|13.9
 +
|794.42
 +
|2.12
 +
|-
 +
|25
 +
|18.9
 +
|795.12
 +
|1.95
 +
|-
 +
|30
 +
|23.7
 +
|795.93
 +
|1.85
 +
|-
 +
|35
 +
|28.4
 +
|796.67
 +
|1.96
 +
|}
 +
[[Image:coherent5power.JPG]]
 +
 +
====Temperature Adjustment====
 +
 +
Temperature: 19.9 C<br />
 +
Centroid: 795.68 nm<br />
 +
[[Image:Coherent5_30A_19.9C.png|243x341px]]<br />
 +
Temperature: 20.0 C<br />
 +
Centroid: 795.71 nm<br />
 +
[[Image:Coherent5_30A_20.0C.png|243x341px]]<br />
 +
Temperature: 20.1 C<br />
 +
Centroid: 795.79 nm<br />
 +
[[Image:Coherent5_30A_20.1C.png|243x341px]]
 +
<br />
 +
<br />
 +
<br />
 +
 +
====Polarization====
 +
 +
{| border ="1"
 +
|-
 +
!Current (A)
 +
!Polarization
 +
|-
 +
|10
 +
|.991287
 +
|-
 +
|15
 +
|.99412
 +
|-
 +
|20
 +
|.995281
 +
|-
 +
|25
 +
|.995751
 +
|-
 +
|30
 +
|.995928
 +
|-
 +
|35
 +
|.995975
 +
|-
 +
|} [[Image:coherent5pol1.JPG]]
 +
<br />
  
 
= DUO FAP Lasers =
 
= DUO FAP Lasers =
Line 5: Line 235:
 
= COMET Lasers =
 
= COMET Lasers =
  
−
== Power Test Result of COMET Lasers ===
+
== Power Test Result of COMET Lasers ==
  
 
=== Test Condition ===
 
=== Test Condition ===
−
* Room Temperature: 22.9 C
+
* Diode Temperature: 25.0 C
−
* Diode Temperature: 20.0 C
+
  
−
=== W&M COMET Laser ===
+
=== Jlab COMET Laser I ===
 
{| border="1"
 
{| border="1"
 
|-  
 
|-  
−
! Diode Current (I)
+
! Diode Current (A)
−
! Driving Voltage (V)
+
−
! Cooling Current (I)
+
 
! Laser Power (W)
 
! Laser Power (W)
 
! Central Wavelength (nm)
 
! Central Wavelength (nm)
−
! Wavelength FWHM (mn)
+
! Wavelength FWHM (nm)
 
|-
 
|-
−
|10
+
|10
−
|1.67
+
|1.21
−
|1.56
+
|794.86
−
|2.67
+
|0.63
−
|794.84
+
−
|0.55
+
 
|-
 
|-
−
|15
+
|15
−
|1.74
+
|5.1
−
|1.99
+
|794.91
−
|7.18
+
|0.63
−
|794.90
+
−
|0.53
+
 
|-
 
|-
−
|20
+
|20
−
|1.80
+
|9.2
−
|2.45
+
|794.95
−
|11.9
+
|0.65
−
|794.98
+
−
|0.52
+
 
|-
 
|-
−
|25
+
|25
−
|1.87
+
|13.3
−
|2.96
+
|795.01
−
|16.5
+
|0.66
−
|795.03
+
−
|0.50
+
 
|-
 
|-
−
|30
+
|30
−
|1.93
+
|17.6
−
|3.56
+
|795.06
−
|21.1
+
|0.66
−
|795.09
+
−
|0.52
+
 
|-
 
|-
−
|35
+
|35
−
|1.99
+
|22.0
−
|4.29
+
|795.14
−
|25.6
+
|0.68
−
|795.15
+
|}
 +
 
 +
=== Test Condition ===
 +
* Diode Temperature: 30.0 C
 +
 
 +
=== Jlab COMET Laser II ===
 +
{| border="1"
 +
|-
 +
! Diode Current (A)
 +
! Laser Power (W)
 +
! Central Wavelength (nm)
 +
! Wavelength FWHM (nm)
 +
|-
 +
|10
 +
|0.93
 +
|794.84
 +
|0.51
 +
|-
 +
|15
 +
|4.97
 +
|794.89
 
|0.56
 
|0.56
 
|-
 
|-
−
|40
+
|20
−
|2.05
+
|9.2
−
|5.18
+
|794.95
−
|30.3
+
|0.57
−
|795.22
+
|-
 +
|25
 +
|13.7
 +
|795.02
 +
|0.60
 +
|-
 +
|30
 +
|18.2
 +
|795.08
 +
|0.61
 +
|-
 +
|35
 +
|22.7
 +
|795.10
 +
|0.61
 +
|-
 +
|36
 +
|23.5
 +
|795.12
 +
|0.59
 +
|-
 +
|40
 +
|26.9
 +
|795.16
 
|0.60
 
|0.60
 
|}
 
|}
  
−
=== Rutgers COMET Laser ===
+
=== Test Condition ===
 +
* Room Temperature: 22.9 C
 +
* Diode Temperature: 20.0 C
 +
 
 +
=== W&M COMET Laser ===
 
{| border="1"
 
{| border="1"
 
|-  
 
|-  
Line 79: Line 343:
 
! Laser Power (W)
 
! Laser Power (W)
 
! Central Wavelength (nm)
 
! Central Wavelength (nm)
−
! Wavelength FWHM (mn)
+
! Wavelength FWHM (nm)
 
|-
 
|-
 
|10
 
|10
Line 137: Line 401:
 
|0.64  
 
|0.64  
 
|}
 
|}
 +
 +
[[Image:wm_comet.png]]
 +
 +
=== Rutgers COMET Laser ===
 +
 +
{| border="1"
 +
|-
 +
! Diode Current (I)
 +
! Driving Voltage (V)
 +
! Cooling Current (I)
 +
! Laser Power (W)
 +
! Central Wavelength (nm)
 +
! Wavelength FWHM (nm)
 +
|-
 +
|10
 +
|1.67
 +
|1.56
 +
|2.67
 +
|794.84
 +
|0.55
 +
|-
 +
|15
 +
|1.74
 +
|1.99
 +
|7.18
 +
|794.90
 +
|0.53
 +
|-
 +
|20
 +
|1.80
 +
|2.45
 +
|11.9
 +
|794.98
 +
|0.52
 +
|-
 +
|25
 +
|1.87
 +
|2.96
 +
|16.5
 +
|795.03
 +
|0.50
 +
|-
 +
|30
 +
|1.93
 +
|3.56
 +
|21.1
 +
|795.09
 +
|0.52
 +
|-
 +
|35
 +
|1.99
 +
|4.29
 +
|25.6
 +
|795.15
 +
|0.56
 +
|-
 +
|40
 +
|2.05
 +
|5.18
 +
|30.3
 +
|795.22
 +
|0.60
 +
|}
 +
 +
[[Image:rutgers_comet.png]]
 +
 +
== Grading for The Fiber Tips ==
 +
 +
=== Vertical ===
 +
{| border="1"
 +
|-
 +
! 75m#
 +
! 75mLR
 +
! 75mH
 +
! 5to1#
 +
! 5to1
 +
|-
 +
|N6
 +
|3
 +
|5-
 +
|3
 +
|4
 +
|-
 +
|N7
 +
|5
 +
|4+
 +
|4
 +
|4+
 +
|-
 +
|N8
 +
|4
 +
|5-
 +
|5
 +
|5-
 +
|-
 +
|N9
 +
|5
 +
|5
 +
|1
 +
|5
 +
|-
 +
|N10
 +
|2
 +
|5
 +
|2
 +
|4-
 +
|}
 +
 +
=== Transverse ===
 +
{| border="1"
 +
|-
 +
! 75m#
 +
! 75mLR
 +
! 75mH
 +
! 5to1#
 +
! 5to1
 +
|-
 +
|N1
 +
|3
 +
|4-
 +
|5
 +
|3+
 +
|-
 +
|N2
 +
|3+
 +
|4-
 +
|1
 +
|4+
 +
|-
 +
|N3
 +
|4
 +
|2
 +
|3
 +
|2
 +
|-
 +
|N4
 +
|5
 +
|4+
 +
|4
 +
|4+
 +
|-
 +
|N5
 +
|4
 +
|5
 +
|2
 +
|5
 +
|}
 +
 +
=== Long. ===
 +
{| border="1"
 +
|-
 +
! 75m#
 +
! 75mLR
 +
! 75mH
 +
! 5to1#
 +
! 5to1
 +
|-
 +
|01
 +
|
 +
|3
 +
|1
 +
|3+
 +
|-
 +
|02
 +
|
 +
|1
 +
|2
 +
|3+
 +
|-
 +
|03
 +
|
 +
|0
 +
|3
 +
|0
 +
|-
 +
|04
 +
|
 +
|2
 +
|5
 +
|3+
 +
|-
 +
|05
 +
|
 +
|3
 +
|4
 +
|4
 +
|}
 +
 +
 +
= Laser Alignment =

Latest revision as of 10:48, 1 July 2010

Single FAP Lasers

Power Test Result of Single FAP Lasers

Coherent #3

Current Adjustment

temperature: 17.6 C

Current (A) Laser Power (W)
10 4.02
15 8.75
20 13.3
25 17.9
30 22.2
35 26.4

Coherent6power.JPG

Temperature Adjustment

Temperature: 17.5 C
Coherent3 30A 17.5C.PNG
Temperature: 17.6C
Coherent3 30A 17.6C.PNG
Temperature: 17.7C
Coherent3 30A 17.7C.PNG

Polarization

Current (A) Polarization
10 .991716
15 .992114
20 .991925
25 .991826
30 .991802
35 .991591
Coherent3pol1.JPG


Coherent #4

Current Adjustment

Temperature: 17.2 C

Current (A) Laser Power (W) Central Wavelength (nm) FWHM (nm)
10 3.72 792.50 1.98
15 8.85 793.60 1.54
20 13.9 794.17 2.35
25 18.7 794.86 1.62
30 23.3 795.84 2.08
35 27.9 796.67 2.07

Coherent4power.JPG

Temperature Adjustment

Temperature: 17.1 C
Centroid: 795.71 nm
Coherent4 30A 17.C.png
Temperature: 17.2 C
Centroid: 795.77 nm
Coherent4 30A 17.2C.png
Temperature: 17.3 C
Centroid: 795.83 nm
Coherent4 30A 17.3C.png

Polarization

Current (A) Polarization
10 .989812
15 .987435
20 .986799
25 .986417
30 .98618
35 .986093
Coherent4pol1.JPG


Coherent #5

Current Adjustment

Temperature: 19.5 C

Current (A) Laser Power (W) Central Wavelength (nm) FWHM (nm)
10 3.73 793.15 1.83
15 8.86 793.67 1.61
20 13.9 794.42 2.12
25 18.9 795.12 1.95
30 23.7 795.93 1.85
35 28.4 796.67 1.96

Coherent5power.JPG

Temperature Adjustment

Temperature: 19.9 C
Centroid: 795.68 nm
Coherent5 30A 19.9C.png
Temperature: 20.0 C
Centroid: 795.71 nm
Coherent5 30A 20.0C.png
Temperature: 20.1 C
Centroid: 795.79 nm
Coherent5 30A 20.1C.png


Polarization

Current (A) Polarization
10 .991287
15 .99412
20 .995281
25 .995751
30 .995928
35 .995975
Coherent5pol1.JPG


DUO FAP Lasers

COMET Lasers

Power Test Result of COMET Lasers

Test Condition

  • Diode Temperature: 25.0 C

Jlab COMET Laser I

Diode Current (A) Laser Power (W) Central Wavelength (nm) Wavelength FWHM (nm)
10 1.21 794.86 0.63
15 5.1 794.91 0.63
20 9.2 794.95 0.65
25 13.3 795.01 0.66
30 17.6 795.06 0.66
35 22.0 795.14 0.68

Test Condition

  • Diode Temperature: 30.0 C

Jlab COMET Laser II

Diode Current (A) Laser Power (W) Central Wavelength (nm) Wavelength FWHM (nm)
10 0.93 794.84 0.51
15 4.97 794.89 0.56
20 9.2 794.95 0.57
25 13.7 795.02 0.60
30 18.2 795.08 0.61
35 22.7 795.10 0.61
36 23.5 795.12 0.59
40 26.9 795.16 0.60

Test Condition

  • Room Temperature: 22.9 C
  • Diode Temperature: 20.0 C

W&M COMET Laser

Diode Current (I) Driving Voltage (V) Cooling Current (I) Laser Power (W) Central Wavelength (nm) Wavelength FWHM (nm)
10 1.66 1.71 1.34 794.79 0.58
15 1.72 2.18 5.82 794.83 0.50
20 1.78 2.57 10.5 794.88 0.51
25 1.84 2.77 15.1 794.91 0.53
30 1.90 3.31 19.7 794.94 0.57
35 1.95 4.18 24.3 795.01 0.57
40 2.01 4.95 28.6 795.06 0.62
44 2.05 5.53 32.1 795.11 0.64

Wm comet.png

Rutgers COMET Laser

Diode Current (I) Driving Voltage (V) Cooling Current (I) Laser Power (W) Central Wavelength (nm) Wavelength FWHM (nm)
10 1.67 1.56 2.67 794.84 0.55
15 1.74 1.99 7.18 794.90 0.53
20 1.80 2.45 11.9 794.98 0.52
25 1.87 2.96 16.5 795.03 0.50
30 1.93 3.56 21.1 795.09 0.52
35 1.99 4.29 25.6 795.15 0.56
40 2.05 5.18 30.3 795.22 0.60

Rutgers comet.png

Grading for The Fiber Tips

Vertical

75m# 75mLR 75mH 5to1# 5to1
N6 3 5- 3 4
N7 5 4+ 4 4+
N8 4 5- 5 5-
N9 5 5 1 5
N10 2 5 2 4-

Transverse

75m# 75mLR 75mH 5to1# 5to1
N1 3 4- 5 3+
N2 3+ 4- 1 4+
N3 4 2 3 2
N4 5 4+ 4 4+
N5 4 5 2 5

Long.

75m# 75mLR 75mH 5to1# 5to1
01 3 1 3+
02 1 2 3+
03 0 3 0
04 2 5 3+
05 3 4 4


Laser Alignment

Retrieved from "https://hallaweb.jlab.org/wiki/index.php?title=Laser&oldid=6693"