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Contact reading image sensor with a rod lens array










Image Number 2 for United States Patent #5038027.

An image sensor includes a rod lens array. The rod lens array includes a plurality of rod lenses which are placed within a frame. The frame has an engagement part to secure it to a housing of the image sensor. The engagement part can be a groove in the frame which is secured to the housing by a ridge in the housing. In an alternative, the engagement part can be flanges on the frame which are engaged with shoulders in the housing. No adjusting mechanism for the array such as an adjustment screw, is needed.








 
 
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