Help with Optical Choppers and Optical Shutters specifications:
Device Type
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| Chopper | An optical chopper is a mechanical or electronic device for passing and then interrupting a beam of light for a known brief interval. | ||
| Shutter | A shutter is a mechanical or electronic device used to control the amount of time that a light sensitive material is exposed to radiation. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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| Device Technology | |||
| Your choices are... | |||
| Mechanical | The chopper or shutter interrupts the light source by mechanical means, such as a tuning fork or a rotating shutter. | ||
| Electro-optic | The chopper or shutter interrupts the light source by electro-optic means, such as liquid crystals. | ||
| Other | Other unlisted, specialized, or proprietary device technologies. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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Performance
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| Aperture: | The clear aperture of the device indicates the maximum size beam that the device can be used for. | ||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
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| Frequency Range: | The frequency range indicates the range of the number of interruptions per second the device can provide. | ||
| Search Logic: | User may specify either, both, or neither of the limits in a "From - To" range; when both are specified, matching products will cover entire range. Products returned as matches will meet all specified criteria. | ||
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| Shutter Speed: | The speed at which the shutter can be opened and closed. | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
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| Response Time: | The time it takes for the device to start or stop operating. | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
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| Operating Temperature: | The temperature range the device was designed to operate in. | ||
| Search Logic: | User may specify either, both, or neither of the limits in a "From - To" range; when both are specified, matching products will cover entire range. Products returned as matches will meet all specified criteria. | ||
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Power Requirements
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| Power Type: | |||
| Your choices are... | |||
| AC | The device is AC powered. | ||
| DC | The device is DC powered. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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| Voltage: | The voltage of the device. | ||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
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Features
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| Multiple Apertures? | The device has more than one aperture for a light beam to pass through. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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| Display? | The device comes with a display. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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| Variable Speed? | The device has multiple speed settings. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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