|
Lasers |
Accessory | Diodes |
Crystal
|
|
Laser crystals
The size, wavelength and coating are available upon request. |
|
Nd : YV04
 |
Features:
 Low lasing
threshold and high slope efficiency
High absorption over a wide pumping wavelength
bandwidth
Large stimulated emission cross-section at lasing
wavelength
Optically uniaxial and large birefringence emits polarized laser |
|
Specifications: |
|
Nd:
Dopant Level
|
0.1
- 3.0 atm%
|
|
Wavefront
Distortion
|
<
l/8
at 633 nm
|
|
Scattering
Sites
|
invisible,
probed with a He-Ne laser
|
|
Orientation
|
＼0.5deg.
|
|
Dimensional
Tolerance
|
＼0.1mm
|
|
End-faces
Configuration
|
Plano/Plano
|
|
Surface
quality
|
10/5
Scratch/Dig per MIL-O-13830B
|
|
Flatness
|
l/10
at 633 nm
|
|
Clear
Aperture
|
>
Central 90%
|
|
Parallelism
|
<
10 arc sec.
|
|
Intrinsic
Loss
|
<
0.1% cm-1
|
|
|
|
|
|
Nd : YAG
 |
Features: |
|
Low Loss at
1.06 mm, High Optical Quality |
|
Good Mechanical and Thermal Properties |
|
High Gain, Low Threshold, High Efficiency, |
|
Specifications: |
|
Doping(atm%):
|
0.9%~
1.1%
|
|
Orientation:
|
<111>
crystalline direction
|
|
Wavefront
distortion:
|
l/8
per inch @ 633 nm |
|
Extinction
Ratio: |
>28dB
|
|
Dimension
Tolerances |
Rods
with diameter: +/-0.025 mm , Length:+/-0.5 mm
|
|
Surface
quality: |
10/5
Scratch / Dig per MIL-O-1380A
|
|
Parallelism:
|
<
10 arc seconds |
|
Perpendicularity:
|
<
5 arc minutes |
|
Clear
Aperture:
|
>90%
|
|
Flatness:
|
<l/10
@ 633 nm
|
|
chamfer:
|
<0.1
mm @ 45deg. |
|
Barrel
Finish:
|
50-80
micro-inch (RMS) , |
|
Coating:
|
Anti-Reflection: R
< 0.20% @ 1064 nm per surface. Damage threshold over
1GW/cm2@ 1064nm, 10 ns and 10 HZ.
|
|
High-Reflection: Standard
HR coating with R>99.8% @ 1064nm and R<5% @
808nm |
|
|
|
|
|
Nd : GdV04
|
Features: |
|
larger
absorption and emission cross section |
|
high
thermal conductivity. |
|
high
slope efficiency or optical conversion efficiency |
|
good
physical and mechanical properties |
|
Specifications: |
|
Nd:
Dopant Level
|
1.0
atm% , 0.5atm%
|
|
Wavefront
Distortion
|
<
l/8
at 633 nm
|
|
Scattering
Sites
|
invisible,
probed with a He-Ne laser
|
|
Orientation
|
+/-0.5degree |
|
Dimensional
Tolerance
|
+0.1/-0.1mm |
|
Surface
quality
|
10/5
Scratch/Dig per MIL-O-13830B
|
|
Flatness
|
l/10
at 633 nm
|
|
Clear
Aperture
|
>
Central 90%
|
|
Parallelism
|
<
10 arc sec.
|
|
|
|
|
|
DPM Crystals----Nd:YVO4+KTP for Green Laser
Pointer |
|
Features: |
 |
|
compact
package |
|
efficient |
|
competitive
price |
|
stable
output quality |
|
Specifications: |
|
Nd:YVO4
(mm3)
|
KTP
(mm3)
|
Aperture |
Pump
Power
|
Output
Power
|
coating |
|
S1 |
S2 |
|
1064 |
532 |
808 |
1064 |
532 |
|
1.8x1.3x0.5
|
1.8x1.3x2 |
70% |
500mW
|
>50mW
|
R>99.8% |
R>99.8% |
R<5% |
R>99.8% |
R<5% |
|
1.5x2x0.5
|
1.5x2x3.5
|
70% |
1000mW |
>100mW
|
R>99.8% |
R>99.8% |
R<5% |
R>99.8% |
R<5% |
|
|
