A method, system and apparatus for displaying photofinishing goods andor services that are being offered for sale. The backrest part can be pivoted between a sitting position and a lying position. In a method according to the invention, the transducer may be moved back and forth while moving a platen surface in order to advance the hand and thereby produce a raster type scan image. The occluder can be selectively moved or removed to allow for access to the body fluid in the anatomical vessel by way of the access tube. This process is repeated for each selected gain of each amplification stage of interest until the look-up tables are populated.