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Device that turns visual into digital data
An optical reader is a device that observes visual information and translates it into digital information, as found within most image and barcode and matrix-code
Optical_reader
Optical mark and character readers made and sold by IBM
IBM designed, manufactured and sold optical mark and character readers from 1960 until 1984. The IBM 1287 is notable as being the first commercially sold
IBM optical mark and character readers
IBM_optical_mark_and_character_readers
Computer recognition of visual text
Optical character recognition (OCR) or optical character reader is the electronic or mechanical conversion of images of typed, handwritten or printed
Optical_character_recognition
Electronic device
A barcode reader or barcode scanner is an optical scanner that can read or scan printed barcodes and send the data they contain to a computer. Like a
Barcode_reader
Capturing of human-marked data from document forms
Optical mark recognition (OMR) collects data from people by identifying markings on a paper. OMR enables the hourly processing of hundreds or even thousands
Optical_mark_recognition
1232: Optical Mark Page Reader IBM 1255: Magnetic Character Reader IBM 1259: Magnetic Character Reader IBM 1270: Optical Reader Sorter IBM 1275: Optical Reader
List_of_IBM_products
Topics referred to by the same term
Optical scanning can refer to: an optical reader a 3D scanner This disambiguation page lists articles associated with the title Optical scanning. If an
Optical_scanning
Type of mail sorting machine
A multiline optical-character reader, or MLOCR, is a type of mail sorting machine that uses optical character recognition (OCR) technology to determine
Multiline optical-character reader
Multiline_optical-character_reader
Automatic collection and transmission of data
and inventoried by RFID sensing systems, barcode reader, optical character recognition (OCR) reader, or other sensing devices, coupled to telemetry devices
Telemetry
Device that provides data and signals to a computer
represented a one; its absence represented a zero. A mechanical or optical reader was used to input a punched card or tape. Gesture recognition Digital
Input_device
timeline of optical character recognition. Optical character recognition Handwriting recognition Schantz, H. F. (1982) The history of OCR: optical character
Timeline of optical character recognition
Timeline_of_optical_character_recognition
Data storage device
contacted. Later optical tape readers often specified non-oiled opaque paper tape, which was less prone to depositing oily debris on the optical sensors and
Punched_tape
Check processing devices from IBM
document processing equipment such as proof machines, inscribers and document reader/sorters for financial institutions from 1934 to 2005. Prior to the introduction
IBM_document_processors
Device used to capture fingerprint pattern
means of identification. There are four types of fingerprint scanners: Optical scanners take a visual image of the fingerprint using a digital camera
Fingerprint_scanner
GOCR (or JOCR) is a free optical character recognition program, initially written by Jörg Schulenburg. It can be used to convert or scan image files (portable
GOCR
Storage technology
Lastly, the usage of a standard 405 nm optical laser (The same as used in current Blu-ray & Blu-Ray BDXL reader/writers) helps ensure long-term hardware
Optical_Disc_Archive
Data input device
example of an early optical punched card reader. A photoelectric punched card reader patent was issued in 1971. A business card reader is a portable image
Card_reader
Cipher machines used by the German Army during World War II
keys electronically, it only had to read one tape. It did so with an optical reader which, at 5,000 characters per second, was driven much faster than the
Lorenz_cipher
Obsolete optical disc format
(short for High Density Digital Versatile Disc) is an obsolete high-density optical disc format for storing data and playback of high-definition video. Supported
HD_DVD
Travel document
airports throughout Mainland China. These gates scan the permits with an optical reader and use the software to verify biometric data, such as thumbprints and
Mainland Travel Permit for Hong Kong and Macao Resident
Mainland_Travel_Permit_for_Hong_Kong_and_Macao_Resident
Typeface designed for early computer OCR
Adrian Frutiger for Monotype. This design pushes the limits of the optical reader, but is easier for people to read. OCR-B's construction follows the
OCR-A
Electrical/optical circuit boards, panels $10.1 Electric motors, generators $9.2 2 Machines, engines, pumps $329.3 Computers, optical readers $81.4 Turbo-jets
List of imports of the United States
List_of_imports_of_the_United_States
Type of atomic clock
Optical clocks are a subset of atomic clocks and are based on transitions that emit electromagnetic radiation in the range of 200 nm to 1000 nm. Like
Optical_clock
Optical character recognition application
ABBYY FineReader PDF is an optical character recognition (OCR) application developed by ABBYY. First released in 1993, the program runs on Microsoft Windows
ABBYY_FineReader
inventing the first commercially viable Retina Character Reader (today known as the optical scanner or OCR). Perry was born in El Paso and subsequently
Edward_Gordon_Perry_Jr
Type of matrix barcode
"Two Dimensional Data Encoding Structure and Symbology for use with Optical Readers", published 7 January 1997 Official Gazette. United States Patent
Aztec_Code
Laboratory instrument
wavelengths. A typical luminescence optical system consists of a light-tight reading chamber and a PMT detector. Some plate readers use an Analog PMT detector
Plate_reader
1945 essay by Vannevar Bush
implemented by coded dots printed on the bottoms of microfilms, and an optical reader can read the printed code and electrically signal the memex to pull
As_We_May_Think
2004. Douglas Martin (December 11, 2007). "David H. Shepard, 84, Dies; Optical Reader Inventor". The New York Times. Retrieved June 5, 2010. "San Diego News
David_H._Shepard
Play-by-mail game
which was then mailed to the Game Master, who fed the card into an optical card reader. Set-up cost $5. The turn fee was $1.75, plus 25 cents for each character
Catacombs_of_Chaos
Medical laboratory instrument
position, with no draughts and vibration or direct sunlight allowed, an optical reader determines how far the red cells have fallen by detecting the level
Automated_analyser
Optical disc designed for the storage of digital video
Ultra Density Optical (UDO) is an optical disc format designed for high-density storage of high-definition video and data. The format was introduced by
Ultra_Density_Optical
developed their own reader and computer systems to replace aging components in the legacy equipment. ICS developed an optical character reader (OCR) and named
Tritek
Selective restriction of access
checkpoint, Border outpost Card reader, Common Access Card, Magnetic stripe card, Proximity card, Smart card, Optical turnstile, Access badge Castle,
Access_control
Deviation from perfect paraxial optical behavior
aberration is a property of optical systems, such as lenses and mirrors, that causes the image created by the optical system to not be a true reproduction
Optical_aberration
Public transport agency in the US
CharlieTickets, which occurred on March 31, 2022. The gates also feature an optical reader, which is currently unused but is capable of scanning QR codes or bar
Massachusetts Bay Transportation Authority
Massachusetts_Bay_Transportation_Authority
Brazilian university entrance examination
marked on an answer card, and they are graded afterwards by an automated optical reader. Some institutions establish a cutoff score for the first stage. Students
Vestibular_exam
American digital intelligence company
specializing in Optical character recognition (OCR), AI document processing, and automation, data capture, process mining and optical character recognition
ABBYY
Egyptian engineer (1924–2009)
" Bright Outlook for Optical Readers Atalla is particularly sanguine about applications of diodes in high-volume optical readers. Langford, Susan (2013)
Mohamed_M._Atalla
Movie projector operator
want the house lights to be dimmed), which are then detected by an optical reader in the projector's film path. Cleaning the surfaces in the projector's
Projectionist
Gigabit passive optical network system
that define the architecture and operation of gigabit-capable passive optical networks (GPON), commonly used to implement the link to the customer (the
GPON
Physical security device
Newest technological offerings in optical turnstiles include climb-over detection software, biometrics and QR code reader integrations inside the cabinet
Optical_turnstile
International standard
BY Information sensing object B BY BYA Chip reader B BY BYB Electromagnetic reader B BY BYC Optical reader B BZ Incident sensing object B BZ BZA Counter
IEC_81346
Machine for customers to complete a retail transaction
simplest form of skip-scanning is to pass the item quickly across the optical reader without it registering the item, perhaps covering the barcode with one's
Self-checkout
Device for showing motion picture film
because the sound reader is usually located above (for magnetic readers and most digital optical readers) or below (for analog optical readers and a few digital
Movie_projector
Fantasy travel document
in the machine-readable zone (MRZ) enabling it to be scanned by an optical reader. However, in place of a valid ISO 3166-1 alpha-3 code in the MRZ "issuer"
World_Passport
Imaging technique
Optical coherence tomography (OCT) is a high-resolution imaging technique with most of its applications in medicine and biology. OCT uses coherent near-infrared
Optical_coherence_tomography
(Automatic data-processing machines and units thereof; magnetic or optical readers, machines ...)". www.trademap.org. Retrieved 2025-09-19. "Which countries
List of countries by computer exports
List_of_countries_by_computer_exports
Extracting embedded text is a common feature, but other applications perform optical character recognition (OCR) to convert imaged text to machine-readable
List_of_PDF_software
American expert and inventor (born 1933)
1972, Assigned to Intermec Corporation. U.S. patent 3,784,794, Electro-Optical Reader for Bar Codes, 1974, Assigned to National Bank Of Commerce of Seattle
David_Allais
Optical Storage Speeds
In the history of optical storage media there have been and there are different optical disc formats with different data writing/reading speeds. Original
Optical storage media writing and reading speed
Optical_storage_media_writing_and_reading_speed
Case or other packaging used to protect optical discs
Optical disc packaging is the packaging that accompanies compact discs, DVDs, and other formats of optical discs. Most packaging is rigid or semi-rigid
Optical_disc_packaging
Voting system
with an official, and casts her receipt. Her receipt is placed over an optical reader or similar device that records the random value at the bottom of the
Prêt_à_Voter
Clock that monitors the resonant frequency of atoms
comparison of optical clocks across six countries was reported — marking a major step towards establishing a global optical-time standard. Optical atomic clocks
Atomic_clock
This comparison of optical character recognition software includes: OCR engines, that do the actual character identification Layout analysis software
Comparison of optical character recognition software
Comparison_of_optical_character_recognition_software
Line of laptop and desktop computers by Dell
supported) Optical Drive: Dual-Layer 8X DVD+/-RW Drive Graphics: Intel GMA HD or Nvidia GeForce 310M, 512 MB Security Hardware: Fingerprint reader w/DigitalPersona
Dell_Vostro
Computer software history
Reader For Windows Tablets (Version 1.0) was released on the Microsoft Windows Store on the second week of December 2012, based on the Adobe Reader Mobile
Adobe_Acrobat_version_history
1962 IBM computer
magnetic tape drives two card reader-punches one high-speed printer an optical reader (to transfer specially coded medical data forms to magnetic tape) "1440
IBM_1440
DNA visualization technique
Optical mapping is a technique for constructing ordered, genome-wide, high-resolution restriction maps from single, stained molecules of DNA, called "optical
Optical_mapping
power Optical properties of carbon nanotubes Optical pulsar Optical pumping Optical reader Optical rectification Optical ring resonators Optical rotatory
Index_of_physics_articles_(O)
1990 U.S. civil rights law
Qualified readers; taped texts; audio recordings; Brailled materials and displays; screen reader software; magnification software; optical readers; secondary
Americans with Disabilities Act of 1990
Americans_with_Disabilities_Act_of_1990
Micromass Ltd - Platform ICP-MS; Silver - Hewlett-Packard Co - Genearray optical reader; Bronze - PerSeptive Biosystems Inc - Mariner LC-MS. 1996: Gold – Thermedics
Pittcon_Editors'_Awards
Device used to project and magnify images in microform
the microfilm reader began when John Benjamin Dancer produced one of the first recorded microphotographs in 1839. Dancer, an English optical instrument maker
Microfilm_reader
Set of commands used for accessing multimedia features
command set for accessing and controlling optical disc readers/writers (any device of type 05h). Thus, optical drives for the compact disc, DVD, and Blu-ray
SCSI_Multimedia_Commands
Meaning bw-11m November 2, 1964 Video Developing Reading Maturity: The Mature Reader bw-11m November 2, 1964 Developing Responsibility David A. Smart (producer);
List_of_Coronet_Films_films
Data storage device
interface. A typical USB drive is removable, rewritable, and smaller than an optical disc, and usually weighs less than 30 g (1 oz). Since first offered for
USB_flash_drive
Recordable optical disc specification
CD-R (Compact disc-recordable) is a digital optical disc storage format. A CD-R disc is a compact disc that can only be written once and read arbitrarily
CD-R
Inelastic optical scattering phenomenon
amplification /ˈrɑːmən/ is a way of increasing the signal strength in an optical fiber. It is often used in a fiber that carries a signal for a long distance
Raman_amplification
Text-to-speech app
aloud using a computer-generated text-to-speech voice. The app also uses optical character recognition technology to turn physical books or printed text
Speechify
Antenna for receiving power
been achieved at optical frequencies. The University of Missouri previously reported on work to develop low-cost, high-efficiency optical-frequency rectennas
Rectenna
Standardized protocol
Synchronous Optical Networking (SONET) and Synchronous Digital Hierarchy (SDH) are standardized protocols that transfer multiple digital bit streams synchronously
Synchronous optical networking
Synchronous_optical_networking
American computing company
American computer hardware manufacturer and software publisher dedicated to optical character recognition technologies. The company's first product, the System
OCR_Systems
Device for transmitting messages in written form by electrical signals
45 Baud; optional tape punch and reader Model 28 = Baudot version, 45-50-56-75 Baud; optional tape punch and reader Model 32 = small lightweight machine
Teleprinter
Rewritable optical disc standard
Dual (or Phase-change Disc, commonly abbreviated as PD) is a rewritable optical disc format and storage standard introduced by Matsushita Electric Industrial
Phase-change_Dual
E-reader devices
The first Amazon Kindle e-reader device was introduced in November 2007. As of 2025, twelve generations of Kindle devices have been released, with the
Amazon_Kindle_devices
Windows file system for CD and DVD
method of creating discs in Windows Vista and later, which allows writeable optical media to act like mass storage by replicating its file operations. Live
Live_File_System
Hewlett-Packard handheld RPN calculator
cables - but the printer itself needs batteries as well. The optical wand was a barcode reader shaped like a thick pen, and was designed to read lines of
HP-41C
London silversmith, the King's Silversmith. John Dollond (1706–1761), optical instruments manufacturer, founded business in 1750 that was to become Dollond
List of people with Huguenot ancestry
List_of_people_with_Huguenot_ancestry
Chaos generated by laser instabilities
is observed in many non-linear optical systems. One of the most common examples is an optical ring resonator. Optical chaos was a field of research in
Optical_chaos
Proposed technology to increase the capacity of optical discs
storage capacity of optical discs. It failed to establish itself in the market. Through a combination of proprietary media, recorder, reader, and player modifications
MultiLevel_Recording
Computer recognition of music notation
Optical music recognition (OMR) is a field of research that investigates how to computationally read musical notation in documents. The goal of OMR is
Optical_music_recognition
Method used to write to recordable optical discs
the computer needs neither an MRW driver for a MRW-capable optical drive nor an MRW reader for drives that are incapable of reading MRW natively, reducing
Mount Rainier (packet writing)
Mount_Rainier_(packet_writing)
Write-once optical disc technology
M-DISC (Millennial Disc) is a write-once optical disc technology introduced in 2009 by Millenniata, Inc. and available as DVD and Blu-ray discs. M-DISC's
M-DISC
History, technology, medical applications and recent developments of intravascular OCT
Endoscopic optical coherence tomography, also intravascular optical coherence tomography is a catheter-based imaging application of optical coherence tomography
Endoscopic optical coherence tomography imaging
Endoscopic_optical_coherence_tomography_imaging
2023 smartphone by Apple
PDAF, OIS, 3× optical zoom, lidar sensor 15 Pro Max: 12 MP, f/2.8, 120 mm (telephoto), 1.12 μm, PDAF, 3D sensor-shift, OIS, 5× optical zoom, lidar sensor
IPhone_15_Pro
Long distance transmission of text
earliest true telegraph put into widespread use was the Chappe telegraph, an optical telegraph invented by Claude Chappe in the late 18th century. The system
Telegraphy
Point of sale equipment made by IBM
fixed head optical readers. They both used a window which the customer had to replace if it became scratched. 3666 (model 1): Used optical recognition
IBM_Retail_Store_Systems
Forms with microreproductions of documents
putting rare, fragile, or valuable items at risk of theft or damage. Desktop readers are boxes with a translucent screen at the front on to which is projected
Microform
Type of clock
daily course. There are two basic types of digital sundials. One type uses optical waveguides, while the other is inspired by fractal geometry. Sunlight enters
Digital_sundial
Biometric identification
biometric that identifies users from the shape of their hands. Hand geometry readers measure a user's palm and fingers along many dimensions including length
Hand_geometry
An optical correlator is an optical computer for comparing two signals by utilising the Fourier transforming properties of a lens. It is commonly used
Optical_correlator
Type of two-dimensional barcode
vertical components of the QR image. Whereas a barcode is a machine-readable optical image that contains information specific to the labeled item, the QR code
QR_code
Film roll with paper backing
#6026250 "Camera, bar code reader for camera and method of detecting bar code reading". Fuji Photo Film Co., Ltd., Fuji Photo Optical Co., Ltd. US6026250A.
Roll_film
concentration or amount of a species in gas phase by absorption spectrometry (AS). Optical spectroscopic techniques in general, and laser-based techniques in particular
Laser_absorption_spectrometry
Small, medium-speed transistor digital computer manufactured in the 1960s
nearby Brunel University. Peripherals included two film handlers, two optical readers, two punches and a teleprinter for output, a hardware square-root unit
Elliott_803
American photographer and creator of children's books
of Water: A Book of Science and Wonder (1997). His book Walter Wick's Optical Tricks was named one of the year's "best illustrated books" by The New
Walter_Wick
American collector and skeptic (1958–2015)
book The Art of Optical Illusions placed first on the American Library Association's "Top 10 Quick Picks for Reluctant Young Adult Readers" list for 2001
Al_Seckel
Electronic tracking technology
pulse from a nearby RFID reader device, the tag transmits digital data, usually an identifying inventory number, back to the reader. This number can be used
Radio-frequency identification
Radio-frequency_identification
the sender. The code was in turn machine scanned by a computer-driven optical reader that signaled the sorting equipment to direct the item to the proper
Technological and industrial history of 20th-century Canada
Technological_and_industrial_history_of_20th-century_Canada
2023 smartphone by Apple
(with DisplayPort support), Wi-Fi 6 (802.11a/b/g/n/ac/ax) dual-band, NFC (reader mode, Express Cards) GPS, GLONASS, Galileo, QZSS, BeiDou Data inputs List
IPhone_15
travel, tourism, insurance
OPTICAL READER
OPTICAL READER
Boy/Male
Arabic
Reader; Reciter
Surname or Lastname
English
English : variant spelling of Reader.Dutch : occupational name for someone who dressed new cloth, Middle Dutch reder.Dutch and German : variant of Reder 3.
Surname or Lastname
English
English : occupational name for someone who thatched cottages with reeds, from an agent derivative of Middle English rēd(en) ‘to cover with reeds’.Americanized spelling of German Rieder.
Boy/Male
Indian, Kashmiri, Sanskrit
Knower of Meaning; Knowing; Sound; Reader
Surname or Lastname
English
English : variant spelling of Reader.Dutch : variant of Reeder 2.North German and Dutch : from a Germanic personal name composed of the elements rÄd ‘counsel’ + heri ‘army’.North German and Dutch : occupational name for a ship owner or outfitter, from an agent derivative of Middle Low German rÄd ‘counsel’; ‘provisions’, ‘stock’.North German : habitational name from any of various places named Rieder (earlier Redere) or Reher (earlier Rethere) in northern Germany.Possibly an altered spelling of German Röder (see Roeder).
Girl/Female
Arabic, Muslim
Face Reader
Boy/Male
Arabic
Reader; Reciter
Surname or Lastname
English
English : variant of Lanier 1.Dutch : variant of Leonard.Jewish (western Ashkenazic) : name taken by someone who was good at chanting the Pentateuch at public worship in the synagogue or who regularly did so, from West Yiddish layner ‘reader’ (a derivative of West Yiddish laynen ‘to read’, which comes ultimately from Latin legere ‘to read’).Jewish (Ashkenazic) : occupational name for a flax grower or merchant, from German Lein ‘flax’ + agent suffix -er.
Boy/Male
Indian
Follower of Vedas; Reader of Vedas; Protecter of Vedas
Girl/Female
Indian
Optional
OPTICAL READER
OPTICAL READER
OPTICAL READER
OPTICAL READER
OPTICAL READER
OPTICAL READER
OPTICAL READER
n.
An instrument for showing the optical effects of color.
a.
Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed to the retina. See Illust. of Brain, and Eye.
a.
Of or pertaining to vision or sight.
adv.
By optics or sight; with reference to optics.
n.
An optical glass that is convex on both sides.
n.
Of or pertaining to the science of vision; optical.
a.
Relating to the science of optics; as, optical works.
a.
One skilled in optics.
a.
Of or pertaining to a vortex or vortexes; resembling a vortex in form or motion; whirling; as, a vortical motion.
a.
Expressed in metrical form; exhibiting the imaginative or the rhythmical quality of poetry; as, a poetical composition; poetical prose.
n.
Of or pertaining to a place; limited; logical application; as, a topical remedy; a topical claim or privilege.
a.
Belonging to, or consisting of, bark or rind; resembling bark or rind; external; outer; superficial; as, the cortical substance of the kidney.
n.
The space covered by an optical instrument at one view.
a.
Alt. of Optical
a.
Involving an option; depending on the exercise of an option; left to one's discretion or choice; not compulsory; as, optional studies; it is optional with you to go or stay.
n.
A reflecting optical glass or instrument; a mirror.
a.
One who deals in optical glasses and instruments.
n.
An optical toy similar to the phenakistoscope. See Phenakistoscope.
a.
Topical.
n.
An optical glass; a telescope.
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