|a a (s)|
Atomic absorption (spectrometry) is used for analyzing solutions for their metal
An ammonia-based etchant commonly used for copper.
Perforated metal foil used in the production of colour television screens.
An accurately scaled pattern (usually a single image) which is used to produce
An accurate one-to-one pattern, usually a single image, which is used to
contraluz; hintergrund-ausleuchtung; illuminación a contraluz;
- Viewing or photographing an object by placing it between a light source and
- From camera position, light that comes from behind the subject. usually, a backlit main subject will be u...
The material to which a coating or plating is applied, and/or from which
Lines approximately half etched into the metal surface that can be used to
Patterns which appear in the border area of phototooling; these patterns may
Stylized pattern located in the border area of a phototool to assist in
A curve in which d is plotted against log exposure resulting from curva característica;
Originally used to describe pcm. see photo chemical machining.
The selective removal of stock from base material by chemical
Used to regenerate ferric chloride to maintain good quality acid for
|chrome on glass|
Phototool used for precise and accurate work.
The statistically allowable number of particles per cu ft of air as per
Curvature of rolled metal along its length caused by coiling under too much
A photographic process in which an image is transferred from one positivado por contacto .; tiraje por contacto .;
Treatment of the surface of the substrate by high temperatures or
An x and y coordinate plotting machine consisting of a fixed or rotating
A law of illumination which indicates that the flux radiated or received in a lambert’s . cosmati work polychromatic patterns of stone, glass, or gilding set in marble; commonly;
Manufactured by pcm and used to cover electronic thick film packages.
A ridge or groove in flat-rolled metal caused by improper tension control during
A curvature across the full width of the strip of metal that renders it somewhat
A popular etchant for copper.
|cut and strip|
A method of producing artwork by cutting the pattern, usually on a
A plane from which distances or dimensions are reckoned.
A point used as the basis for reckoning.
By definition, the log (1/t) where t is transparency. the value of d depends
A non-silver, room lighting, uv-sensitive coating, usually on a stable transparent
Any method of reducing feature locations on a flat plane to digital
Applying resist to the surface of the substrate by immersing it in a tank of
|dry film resist|
Photoresist supplied in sheet laminate form as rolls. also see photoresist.
Buckle-like distortions that exist whenever the edge is longer than other
The removal of metal from a surface through the action of an electrically
The growing of metal in an electroplating bath on a mandrel (solid/ wax/ electroplastia; formación electrolítica;
A foreign particle of solid substance impressed into the surface of
The process inherent in the developing of a photographic layer,
The side of a photographic film or plate, which has the photographic layer lado emulsión;
The total dimensional adjustment, expressed in inches, mils or millimetres
|etch band design|
The method of designing artwork for the photochemically machined
The ratio of the etched depth to the lateral etch, or undercut.
Chemical solution used in etching.
The photochemically machined work piece in the flat or preformed
Manufactured by pcm or pef and used as a stencil when vacuum
A chemical reaction that creates heat.
The quantity of light received per unit area of the layer. exposure may be
Any of the phototooling products which may be retained for recreating or