User:Dicklyon
From Wikipedia, the free encyclopedia
Hi, I'm Dick Lyon. I am a research engineer in Silicon Valley, California.
Some of my work outside Wikipedia is linked on my techie home page dicklyon.com.
This editor is an Illustrious Looshpah and is entitled to display this Book of All Knowledge.
Contents |
[edit] Contributions to the Wikipedia
My contributions are mostly related to photography, photometry, color, electronics, and signal processing so far. My contributions on these articles range from very small to total rewrite; see the respective article histories.
[edit] Images
The galleries below show some pix I've uploaded, with links to pages that use them.
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- Some images of people that I uploaded:
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Ugo Fano photo by Chris Greene
[edit] Photography and optics
- 3CCD
- Actinograph
- Angle of view
- Anti-aliasing filter
- Aperture
- APEX system
- Astigmatism
- Autographic film
- Bayer filter
- Bulb (photography)
- Caustic (optics)
- Central shutter
- Circle of confusion
- Clarity
- Color
- Defocus aberration
- Depth of field
- Depth of focus
- Désiré van Monckhoven
- Diaphragm (optics)
- Diaphragm shutter
- Diffraction
- Digital camera
- Digital single-lens reflex camera
- Enlarger
- Exit pupil
- Exposure value
- f-number
- Film grain
- Film speed
- Focal-plane shutter
- Focus (optics)
- Foveon
- Foveon X3 sensor
- Frederick Eugene Ives
- Gamma correction
- Glasses
- Globar
- Hurter and Driffield
- Hyperfocal distance
- Hyperopia
- Ibn Sahl
- Image resolution
- Image sensor
- John Herschel
- Light value
- Moiré pattern
- Moritz von Rohr
- Photographic lens
- Photon
- Pixel
- Polarization
- Printer point
- Purple fringing
- Rainbow
- Raster scan
- Reciprocity (photography)
- Sensitometry
- Siegfried Czapski
- Sigma SD10
- Slit experiment
- Snell's law
- Sodium thiosulfate
- Sunny 16 rule
- Tabular-grain film
- Telecentric lens
- Template:F/
- Timeline of photography technology
- Waterhouse stop
- Zeiss formula
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- Some images about photography and optics that I uploaded:
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Infrared photography photo by Seng P. Merrill
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Rainbow photo by Seng P. Merrill
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Rainbow photo by Georges Noblet
[edit] Photometry and colorimetry
- Additive color
- Candela
- Color
- Color management
- Color triangle
- Color wheel
- Cone cell
- Cyan
- Gray card
- HSL and HSV
- Illuminance
- Luminance
- Luminosity
- Luminosity function
- Luminous coefficient
- Luminous intensity
- Lux
- Photometry (optics)
- Primary colors
- Spectral sensitivity
- Subtractive color
- Template:SI light units
- Theory of Colours
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- Some images about photometry and color that I uploaded:
[edit] Electronics and signal processing
- Aliasing
- Autocorrelation
- Baseband
- Continuous signal
- Diode–transistor logic
- Discrete Fourier transform
- Digital image processing
- Digital signal
- Discrete signal
- Flip-flop
- Frequency domain
- Gray code
- Information theory
- LTI system theory
- Nyquist frequency
- Nyquist rate
- Nyquist–Shannon sampling theorem
- Resistor–transistor logic
- Sample (signal)
- Sampling (signal processing)
- Scale space
- Scale space implementation
- Scale-space segmentation
- Signal (information theory)
- Signal reconstruction
- Sinc function
- Single-sideband modulation
- Spectral density
- Timbre
- Transistor–transistor logic
- Whittaker–Shannon interpolation formula
- Wiener–Khinchin theorem
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- Some images about electronics and signal processing that I uploaded:
[edit] Computer graphics and video
[edit] Math, science, engineering, inventors
- Apothem
- Auditory brainstem response
- Auditory system
- Bill Lear
- Bipolar junction transistor
- Book
- Charles Molnar
- Chebyshev distance
- CMOS
- Convergent
- DLP
- Dynamic rectangle
- E. T. Whittaker
- Ear
- Excelsior (wood wool)
- Fairchild Semiconductor
- Francesco Maria Grimaldi
- Frank Gray (researcher)
- Frederic C. Billingsley
- Fritz Pfleumer
- Fujita scale
- Golden ratio
- Golden rectangle
- Harold Stephen Black
- Harry Nyquist
- Herbert E. Ives
- Hermann Wilhelm Vogel
- James M. Early
- Johannes Gutenberg
- John B. Johnson
- John Macnaughten Whittaker
- John Robinson Pierce
- Johnson–Nyquist noise
- Karl Küpfmüller
- Kepler triangle
- Lewis Morris Rutherfurd
- Luca Pacioli
- Lynn Conway
- MOSFET
- Oskar Heil
- Otis King
- Photon
- Planimeter
- Power (physics)
- Ptolemy's theorem
- Ralph Hartley
- Richard Francis Lyon
- Rudolf Kompfner
- Shockley Semiconductor Laboratory
- Slide rule
- Transistor
- Traveling-wave tube
- Wally Rippel
- Wave-particle duality
- Wilfred Corrigan
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- Some images about mathematics that I uploaded:
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[edit] Miscellaneous
- Atlanta City Hall
- Bandelier National Monument
- Chama, New Mexico
- Chimayo, New Mexico
- Canons of page construction
- Cochlea
- Dunsmuir, California
- El Paso, Texas
- Hairpin turn
- Horseshoe curve (railway)
- Image organizer
- Iris (Stargate)
- Joseph Henry Lumpkin
- Monkey wrench
- Mr. Deeds Goes to Town
- Number of the Beast
- Number sign
- Otitis media
- Richard F. Lyon
- Rincon, New Mexico
- Series of tubes
- Tehachapi Loop
- Wilson Lumpkin
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- Some other miscellaneous images that I uploaded:
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Chimayo photo by Andrea Stawitcke
