Spatial Mode Scrambler ? ModeMixer?0 pages
Spatial Mode Scrambler – ModeMixer™
MMS-001B
Speckle patterns from a multi-mode fiber can cause problems
in many applications that require uniform, stable light
distributions at the fiber output. ModeMixer™ is specially
designed to solve this problem. Based on General Photonics’
patented fiber squeezer technology, ModeMixer™ effectively
randomizes multimode speckle patterns over time by
modulating multiple sections of a continuous fiber with
multiple fiber squeezers. The light distribution at the output
appears uniform and stationary when viewed by cameras or
detectors with refresh rates lower than ModeMixer™’s
scrambling rate.
In addition, the all-fiber optical path
minimizes the scrambler’s insertion loss. Most importantly,
the fiber used for this device undergoes a special surface
treatment to prevent breakage under stress, ensuring high
device reliability. ModeMixer™ enables applications from
DNA sequencing to multimode fiber sensing and test and
measurement of multimode fiber devices.
Preliminary Specifications
General Photonics Corp.
5228 Edison Ave.
Chino, CA 91710
Tel: 909.590.5473
Fax: 909.902.5536
Operating Wavelength Range
530 to 1630 nm
Fiber type
50/125 µm step index standard, others optional
Scrambling frequency
500 Hz ± 100 Hz
Insertion loss
DNA sequencing
0.1 dB excluding connector loss
Return loss
Multimode fiber sensing
Test and measurement
45 dB
Maximum ripple
Email:
info@generalphotonics.com
Applications:
1 dB max, 0.5 dB typical
2
Scrambling efficiency
1, 2
Unique Features:
5000 mW
Compact
Operating temperature
0 to 70°C
Reliable
Storage temperature
−20 to 70°C
High speed
Power supply
+24VDC/1.5A
Efficient
Dimensions
Website:
www.generalphotonics.com
Optical power handling
> 80% (effective power)
9.11” ( L) x 4.17” (W) x 2.52”(H)
Notes:
1.
2.
Scrambling efficiency is defined as (Light energy ≥ 80% of maximum intensity/Total energy)*
(area over which intensity is ≥ 80% of maximum intensity /total core area).
Measured over 80 ms integration time at 635 nm.
Ordering Information:
MMS – 001B – XX
Connector Type:
FC/PC, FC/APC,
SC/PC, SC/APC, or
NC = no connectors
GP-DS-MMS-001B-10
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