Photography Vocab
Terms
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- angle of view
- amount of area coverage effected by lens or light meter
- aperature
- opening in which light enters a lens
- ASA
- old film rating number (American National Standards Institue)
- Bracket Exposure
- Makaking one or more exposures of both sides of the exposure (ensures success)
- Bulk Loading
- Using film from a large roll and placing it into reusable film magazines in 20 and 36 exposure frame lengths
- Chemical Concentrate
- a chemical thats dilluted with water to work as a working solution
- Composition
- Pleasing selection and arrangement of the elements within a picture
- Contact Print
- prints made by placing negative and print paper in contact and making the exposure
- COntinuous- Tone Film
- Film capable of recording many tones of gray from very dark-very light
- converging lens
- lenses that cause refracted light to move toward a single point
- convex
- a surgace of a lens thats arched/bulged up
- concave lens
- a surface of a lens thats hollowed inward
- cropping
- removal of unwanted and distracting elements from the picture
- Depth of Field
- thie distance between the nearest and furthes points that are in acceptable focus
- Developer
-
chemical solution that reduces exposed silver hallide crystals to black metalic silver
causes latent image to appear - Diverging Lens
- lenses that cause refracted light to spread to many points
- Easel
- device used to hold photographic paper in position while being exposed to light wih an enlarger
- emulsion
-
light-sensitive layer of photographic film and paper
mixture of silver halide crystals suspended in gelatin - Enlarger
- equiptment thats used to project images on to light sensitive paper to make prints
- Fiber Based
- Refers to photographic paper in which light sensitive emulstion is applied o a base sheet made of cellulse wood fiber
- Film Cartridge
-
light tight container used to pack film into camera
110 or 126 size film - Film Contrast
- Visual Difference in density of light and dark areas on pictures
- Film Grain
- clumps of developed silver halide crystals that form ithin the image area of photographic film
- Film Speed
- Relative sensitivity of photographic film to light
- Fixer
- Chemical Solution made of sodium thiosulfate or ammonium thiosulfate, dissolves unexposed and undeveloped silver halides in film and paper
- Flat Lens
- Surface of lens thats flat
- Focal Point/Plane
- camera surface on which the focused image passing through the lens forms a sharp image
- f-stop number
- specific number setting/size adjustment of the iris diaphram within a photographic lens
- Highlights
- lighter image areas of a photographic print
- Iris
-
Part of eye that adjust to control amount of light that enters
determined to the aperature of a camera lens - ISO
- The Current international film spped rating system (International Standards Organization)
- Lens
- Piece of optical glass/plastic ground is molded to a specific shape for the purpose of focusing images on the film plane
- Light Meter
-
instrument designed to measure amount of light falling on or reflected from a subject from subject
Info determines apperatrue/ shutter settings - Metering System
- Its the electronic light measuring system thats part of most adjustable and nonadjustable cameras
- Negative Carrier
- Its a device that holds the negative in place during exposure
- Panning
- Keeping camera synchronized with a moving object while squeezing shutter release to take the picture
- Photography
- art and process of recording images on light sensitive film paper
- Pupil
-
portion of an eye that focuses the reflected light into a sharp image
Likened to the lens of a camera - Refraction
- Its the bending of light leaves as they pass from one medium sucha s air into another such as the glass of a photographic lens
- Resin Coated
- Refers to the photographic paper in which the cellulos (wood) fiber loase is made resistant to liquids by applicatin of the transparent plastic coatings
- Retina
-
Portion of eye that records images and causes vision
Likened to film used in a camera - Silver Halides
-
Light sensitive particles/crystals that make up a photographic film and paper emulstion
contains silver, bromine, chlorine/iodine - Stock Solutino
- Dillute chemical with water fefore use
- Visible Grain
- Grain clumps of developed silver halide crystals that can be seen on an enlarged photographic pring by naked eye
- Working Solution
-
Chemical solution, thats ready to be used.
May be dilluted with water - Zoom Lens
- A lens with several moveable elements that makes it capable of many focal lenghts within its limits