The company makes magnesium alloys for photoengraving plates and other products.
From the stltoday.com
At any rate, James J. Harris, a former salesman for a photoengraving firm, is doing it.
From the time.com
Photoengraving uses a photomask and developer to selectively remove a photoresist coating.
From the en.wikipedia.org
The company makes magnesium for photoengraving plates, primarily for the printing industry.
From the stltoday.com
Photoengraving, a process that used halftone technology instead of illustration, became the leading aesthetic of the era.
From the en.wikipedia.org
The photoengraving method first proposed by Cros was then used to produce a metal disc with a playable groove.
From the en.wikipedia.org
His only formal schooling was at the Vocational School for Boys, where he learned photoengraving and the basics of commercial design.
From the en.wikipedia.org
This image was scanned from a file print that was hand-retouched before initial publication to suit the photoengraving methods then in use.
From the nytimes.com
While letterpresses produced legible text, the photoengraving dots that formed pictures often bled or smeared and became fuzzy and indistinct.
From the en.wikipedia.org
More examples
Halftone: an engraving used to reproduce an illustration
Photoengraving also known as photo-chemical milling is a process of engraving using photographic processing techniques. The full form of photoengraving is photo mechanical process in the graphic arts, used principally for reproducing illustrations. ...
(Photo-Engraved) For the purposes of the database descriptions on this website, the term photo-engraved has been used to describe postcards printed by the half-tone engraving process.
Engraving done using photochemistry.
Making printing plates by exposure of line and halftone negatives on sensitized metal, converting the image into an acid resist, and etching the print to the relief required for letterpress printing.
(1) The process of making letterpress printing plates by photochemical means. (2) A picture printed from a plate made by this process.
A process for making relief plates by using acid to etch away the non-printing areas of a photographically produced image. The subject is photographed through a wire or glass screen, which breaks the light in a way that sensitizes the metal plate in a dotted pattern. ...
A chemical etching process used primarily on magnesium and zinc that involves coating the metal with a photoresist, exposing the surface to UV light using a film positive mask and then acid etching the surface to form a raised letter or design configuration. Often used for making hot stamping dies.
A process of reproducing graphic material by photochemical transference of the image onto a sensitized plate and developing in etched relief.