Product Reliability
MExpert's MEMS fast steering mirrors possess aerospace-grade reliability
The performance of MExpert's MEMS fast steering mirrors have been certificated to possess aerospace-grade reliability through multiple experimental trials
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Mechanical Testing
The structural design combined with shock-resistant device packaging technology, achieves high mechanical reliability for the MMS225 series, meeting the requirements of aerospace-grade applications.
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Life Time Testing
The MEMS FSM has completed an accelerated cycle life test of over 400 days with more than 20 billion deflections, with all indicators of the device showed no degradation.
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Irradiation Testing
The MEMS fast steering mirrors have completed storage irradiation tests with a dose of 100 krad and powered irradiation tests with a dose of 30 krad.
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Temperature Testing
The key parameters of MEMS mirror, such as resonance frequency, rotation angle range, and deflection accuracy, exhibit full-temperature-range stability within the range of -40°C to +120°C.
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20g
Acceleration testing
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15g
Sine vibration testing
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20 Grms
Random vibration testing
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500g@2ms
Impact testing
Passed full-range
accelerated cycle life testing
415 days, and 20 billion cycles of testing, meeting the requirements for on-orbit lifetime
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415
days
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200
billion cycles
