Term
|
Definition
| one that is permanently attached to the camera body. |
|
|
Term
|
Definition
| can be removed from the camera body and replace with a variety of other lenses |
|
|
Term
|
Definition
|
|
Term
|
Definition
| in which the camera and lens work together to do the focusing for you. |
|
|
Term
|
Definition
| cant see the in and out movement of the lens. |
|
|
Term
|
Definition
| during autofocus, the point that is usually between brackets, boxes, etc that marks the center of the viewfinder and covers the pat of the subject you want in focus. |
|
|
Term
|
Definition
| opening created by a series of overlapping blades that allows light in the camera. |
|
|
Term
|
Definition
| when you press the shutter button down halfway and focus on the subject- causes focus to lock at that distance even if you point cam somewhere else. |
|
|
Term
|
Definition
| uses an array of3 or morefocus points spaced along varius parts of the viewfinder. |
|
|
Term
|
Definition
| used to achieve accurate autofocus without having to lock the focus and recompose. |
|
|
Term
| passive v active autofocus |
|
Definition
passive:analyzes the light reflected by the subject and ,moves it discretly and automatically.
active:projects red beam of light onto subject so camera can read reflective value and determine focus. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the listed f stops on the moveable control on the lens. |
|
|
Term
|
Definition
| sees and records a narrower angle of view than a normal lens does. have longer focal lengths |
|
|
Term
|
Definition
| depth of the zone that is visbly sharp in the picture from closes to the farthest part of the scene. |
|
|
Term
|
Definition
| using d.o.f factors that allows you to work without ever looking through the cam to focus. |
|
|
Term
|
Definition
| moving the camera during exposure in the same direction as the subject's motion |
|
|
Term
|
Definition
| accidental movement. one of the most common causes of blurring. |
|
|
Term
|
Definition
| most 35 mm have this. located inside the camera body in front of where the film sits. uses two curtains one that opens to reveal film, the other that functions to recover the film. |
|
|
Term
|
Definition
| most common type of head on a tripod. rotates on the axis while panning. |
|
|
Term
|
Definition
| flexible tube or wire that allows you to take pictures with gentle and even pressure without touching the shutter button. |
|
|
Term
|
Definition
| attach directly yo the front of your lens. have a variety of diff functions |
|
|
Term
|
Definition
| can reduce subject glare or relection from smooth surfacessuch as glass plastic and water. |
|
|
Term
|
Definition
| a type of polarizing filter. compatible with TTL meters. allows accurate automatic exposure. adversly affects metering systems and autofocus. |
|
|
Term
|
Definition
| non TTL camera require this type of polarizing filter. |
|
|
Term
| neutral density (ND) filter |
|
Definition
| uniformly blocks some of the light that reaches the fl without affecting tones or contrast of final print. |
|
|
Term
|
Definition
| reduces the overall sharpness of image while lowering contrast and decreasing sense of detail..appears dreamy and romantic |
|
|
Term
|
Definition
| type of diffusion filter. simulates effect of a foggy day |
|
|
Term
|
Definition
| selectively reduces exposure in portions of an image. half clear half colored/neutral density. |
|
|
Term
|
Definition
| contoured prismatic surfaces that create repeating images |
|
|
Term
|
Definition
| streaks of light that appear to emanate from bright highlights within the image |
|
|
Term
|
Definition
| indicated on rim or glass filters on in package instructions. this # is needed because you have to compensate for light reduction caused by filter. |
|
|
Term
|
Definition
| allows you to focus more closely. can focus at any distance. usually comes in fixed focal lenses lengths. (50mm-60mm) |
|
|
Term
|
Definition
| clear magnifying lens placed in front of the camera lens |
|
|
Term
|
Definition
| tube shaped accesory that fits between the lens and the camera body and allows from closer focusing |
|
|
Term
|
Definition
| soft padded cloth used to cover the camera accesory lens flash and any other piece of equipment. |
|
|
Term
|
Definition
| vision correcting lens. attahces to viewfinder eyepiece to let you compose and focus picture without wearing eyeglasses. |
|
|
Term
|
Definition
| travels uninterrupted from the source to the subject and produces sharp and high contrast pictures |
|
|
Term
|
Definition
| diffuses or nterrupted as it travels from source to subject. procudes less contrast and relatively shadowless effect. |
|
|
Term
|
Definition
| named for heat generated when turned on. provide continuous illumination like household lightbulbs |
|
|
Term
|
Definition
| least expensive type of hot lights. looks like oversized light bulb. 250/500 watts. |
|
|
Term
|
Definition
| light that provides the mose illumination and sets the overall tone when lighting a scene. |
|
|
Term
|
Definition
| if keylight illuminates from one side of the subject. you get a more dramatic high contrast effect. |
|
|
Term
|
Definition
| key light is positioned behind subject creating silhouette effect. |
|
|
Term
|
Definition
| if shadows appear too dark, add fill ligh tto provide balance. = additional light positioned opposite the key light. |
|
|
Term
|
Definition
| if area behind subject is too dark, this light is used to brighten it. |
|
|
Term
|
Definition
| all the light necessary to illuminate the scence provided in the fraction of a second. |
|
|
Term
|
Definition
| most common type of artificial light. |
|
|
Term
|
Definition
| shoe = bracket where on camera flash slides into. hot shoe is when the shoe provides and electrical connection to the shutter |
|
|
Term
|
Definition
| includes the power of flash as well as duration of the flash. |
|
|
Term
| flash-to-subject distance |
|
Definition
| how far the flash is from the subject |
|
|
Term
|
Definition
| the faster the film speed the less flash output you need for good exposure becase fast films need les slight than slow films. faster films = u can use lash at a greater distance. |
|
|
