Patent ID: 6985267

Claim:
A scanning apparatus adaptable for two resolutions, wherein the scanning apparatus includes a scanning bed and a cover positioned above the scanning bed whereby the scanning apparatus is capable of scanning a document therebetween, the scanning apparatus further comprising: a first carriage disposed in the cover, wherein the first carriage comprises: a first lens with a first optical length between the first lens and the document to be scanned; and a first sensing module with a distance between the first sensing module and the first lens; a second carriage disposed in the scanning bed, wherein the second carriage comprises: a second lens with a second optical length between the second lens and the document to be scanned; and a second sensing module with the distance between the second sensing module and the second lens; wherein a first resolution is produced by the first carriage with the first optical length and a second resolution is produced by the second carriage with the second optical length.