Spatial Light Modulators
XY Phase Series - Draft Specifications
Standard
|
Model
P256 – λ (nm)
|
Model
P512 – λ (nm)
|
Array Size
|
6.14 x 6.14 mm
|
7.68 x 7.68 mm
|
Design Wavelength
(nominal)
|
532, 635, 785, 1064, or 1550 nm
Specify wavelength, λ in nm when
ordering.
Other wavelengths available upon special
request.
|
Diffraction
Efficiency (zero-order)
|
71.5% (maximum)
|
61.5% (maximum)
|
Duty Cycle
|
Up to 100%
|
External Window1
|
Broadband antireflection coated for Ravg
< 1%
(over 450 – 865 nm or 850 – 1650 nm).
|
Fill Factor
|
90%
|
83.4%
|
Format
|
256 x 256
(65,536 active pixels)
|
512 x 512
(262,144 active pixels)
|
Mode
|
Reflective
|
Modulation
|
Controllable index of refraction
|
Phase Levels
(resolvable)
|
50 linear levels (minimum) for 2π phase
stroke
|
Phase Stroke
(double-pass)
|
Typically 2π at user-specified laser
line
|
Pixel Pitch
|
24 x 24 µm
|
15 x 15 µm
|
Reflected
Wavefront Distortion (rms)2
|
λ/7 - λ/15
|
λ/3 - λ/8
|
Response Time3
|
2 – 14 ms
|
33 - 100 ms
|
Spatial Resolution
|
20 lp/mm
|
33 lp/mm
|
Switching
Frequency3
|
71 – 500 Hz
|
10 – 30 Hz
|
Options
PhaseFlat
|
Model PF256 –
λ (nm)
|
Model PF512 –
λ (nm)
|
Reflected
Wavefront Distortion (rms)2
|
TBD
|
λ/12 – λ/20
|
High Speed
NEW
|
Model HSP256
– λ (nm)
|
Model HSP512
– λ (nm)
|
Switching
Frequency3
|
71 – 500 Hz
|
50 – 200 Hz
|
Response Time3
|
2 – 14 ms
|
5 – 20 ms
|
Dielectric Mirror
|
Model DMP256
– λ (nm)
|
Model DMP512
– λ (nm)
|
Fill Factor
|
100.0%
|
100.0%
|
Diffraction
Efficiency
|
90 – 95%
|
90 – 95%
|
1. Custom
antireflection coating options are also
available, including V-type for optimum optical
efficiency at a single laser wavelength.
2. At nominal
wavelength.
3. Phase stroke,
temperature, and wavelength dependent.
Above specifications are subject to change without notice. Please contact Boulder
Nonlinear Systems for additional updates.
|
