the pentax k20d and another digital camera with sensor resolution at most 12.3 have what camera iso capability?
(AND digicams.camera_iso (AND (JOIN digicams.camera_iso.cameras (le digicams.digital_camera.sensor_resolution 12.3^^http://www.w3.org/2001/XMLSchema#float)) (JOIN digicams.camera_iso.cameras m.03m6rr1)))