81377 ⎘
Sensing or detecting means using optical, e.g. photographic, elements Involving light guide, e.g. optical fibres
Sub-classes:SHEET STACKING EQUIPMENT
#2Medium conveying apparatus including light guide which is bent
#3Medium conveying apparatus in which reflectivity in periphery of opening for guiding light is equal to or less than predetermined ratio
#4Light detection sensor, light detection device, sheet processing device, and light detection method
#5Arrangement and method for aligning at least one note of value
#6Print media pressure plates
#7DETECTING A LEADING EDGE OF A SHEET IN A PAPER HANDLING SYSTEM OF A DOCUMENT REPRODUCTION DEVICE
#8Sheet feeding apparatus and image forming apparatus
#9Sheet feeder, document reader, and image forming apparatus
#10Sheet medium detection device and sheet medium processing device
#11Medium accumulating device with accumulation table detector
#12Apparatus to align media
#13Reflective photosensor and image forming device incorporating the same
#14Method and apparatus for deciding recording media based on light from a linear light source that passes a slit in a light shielding portion
#15Sheet conveying device, original conveying device, sheet scanning device, and image forming apparatus
#16Recording medium lift detection apparatus and inkjet recording apparatus
#17Medium supplying apparatus
#18Image reading apparatus
#19Paper floating detection apparatus and inkjet recording apparatus
#20Automatic document feeder
#21Optical position detection
#22Coded record sensing apparatus for sheets including magnetic indicia
#23Bill Stacker Detection Apparatus
#24Bill handling apparatus
#25Reflective sheet detector
#26Imaging forming apparatus
#27Method and apparatus for detecting doubles in a singulated stream of flat articles
#28Image forming apparatus
#29Optical media detector and method of operation thereof