Automated optical test
AOM & Shutter: A known routing map and repeatable insertion loss allow one source or detector to serve multiple devices under test.
| Wavelength | 450-700nm |
|---|---|
| Optical power | Typical <1W (@1.0mm) |
| Transmission | 93% |
| Center frequency | 100MHz |
| Diffraction efficiency | 80% |
| Active aperture | 1.0mm |
| Extinction ratio | Ø 1000:1 |
| Pulse repetition frequency | 4MHz |
| RF power | 1.2W |
| Input impedance | 50 Ø |
| Controller drive voltage | 24VDC |
| External modulation | TTL/Analog |
| Aperture Diameter | 4.0mm |
|---|---|
| Typical Beam Diameter | 2.0mm |
| Operating Frequency Range | 0-10Hz |
| Maximum Laser Power | <3W |
| Rise Time | ~8ms |
| Fall Time | ~8ms |
| Delay d | ~18ms |
| Operating Temperature | 15-40Ø |
| External Modulation | TTL |
| Drive Voltage | 5VDC/ 12VDC |
Application context
Why this design is used
Application fit depends on the ordered configuration; catalog values are separated from fields that still require confirmation.
Laser gating and interlock
AOM & Shutter: Extinction, response time and fail-safe state determine whether a shutter can provide the required exposure and safety behavior.
Engineering reference
Specify AOM & Shutter from the interfaces inward
AOM & Shutter is a configurable optical switch or shutter in the Laser components and accessories family. The final part number should be released only after the optical, mechanical, electrical and environmental fields below are matched to the intended instrument.
An optical switch or shutter changes the optical path or state. Topology and latching behavior define routing, while insertion loss, isolation, repeatability and transition timing determine whether the device is transparent to the measurement.
Selection guidance describes the engineering fields that must be checked. It does not assign an option-dependent value that is absent from the catalog record.
Configuration fields to confirm
- Topology and default state
- Define port count, routing map, normally open/closed state and latching requirement.
- Optical band
- Specify wavelength, fiber mode, polarization and connector at every port.
- Loss and isolation
- Set insertion-loss, return-loss, crosstalk and extinction requirements.
- Switching dynamics
- Confirm rise, fall, bounce and settling time at the intended trigger rate.
- Power handling
- Provide continuous and peak optical power plus expected duty cycle.
- Control and safety
- Define TTL, analog, USB or other interface, drive voltage, interlock behavior and state after power loss.
Qualification sequence
- 1Define the measurement objective and the performance limit that AOM & Shutter must satisfy.
- 2Freeze wavelength, mechanical, fiber and electrical interfaces before selecting option codes.
- 3Check loss, noise, heat, motion or vibration contributions in the complete system budget.
- 4Confirm the final drawing, pinout, environmental suffix and acceptance test with the quotation.
Technical FAQ
Configuration questions for AOM & Shutter
What must be specified before ordering AOM & Shutter?
Confirm topology and default state, optical band, loss and isolation, switching dynamics, power handling, and control and safety. These fields are coupled, so the final part number should be checked against the complete instrument rather than selected from the model name alone.
How should AOM & Shutter be integrated into the system?
An optical switch or shutter changes the optical path or state. Topology and latching behavior define routing, while insertion loss, isolation, repeatability and transition timing determine whether the device is transparent to the measurement. Freeze the optical, mechanical and electrical interfaces before releasing the surrounding assembly.
Which documentation should be approved for AOM & Shutter?
Approve the configuration-specific specification, mechanical drawing, connector or pinout definition, environmental suffix and acceptance-test limits supplied with the quotation. Any field absent from the local record remains a confirmation item, not an assumed capability.