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Device Type:

Device Technology:

Aperture:

Frequency Range:

Allow up to: overrange/margin
Use the overrange/margin to restrict your search to items whose full-scale range is close to your requirements.
(Overrange/margin requires both 'From' and 'To' values to work.)

Shutter Speed:

Response Time:

Operating Temperature:

Allow up to: overrange/margin
Use the overrange/margin to restrict your search to items whose full-scale range is close to your requirements.
(Overrange/margin requires both 'From' and 'To' values to work.)

Power Type:

Voltage:

Multiple Apertures?

Display?

Variable Speed?

Help with Optical Choppers and Optical Shutters specifications:

Device Type
         
   Your choices are...         
   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.
   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
   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.
   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.
   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.
   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.
   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
   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.
   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
   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.
   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.
   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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