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Lenticular printing is a technology in which lenticular lenses (a technology also used for 3D displays) are used to produce printed images with an illusion of depth, or the ability to change or move as they are viewed from different angles. Examples include flip and animation effects such as winking eyes, and modern advertising graphics whose ...
Letterpress printing is a technique of relief printing for producing many copies by repeated direct impression of an inked, raised surface against individual sheets of paper or a continuous roll of paper. [ 1] A worker composes and locks movable type into the "bed" or "chase" of a press, inks it, and presses paper against it to transfer the ink ...
The usual shape of a postage stamp is a rectangle, this being an efficient way to pack stamps on a sheet. A rectangle wider than tall is called a "horizontal design", while taller than wide is a "vertical design". A number of additional shapes have been used, including triangles, rhombuses, octagons, circles, and various freeform shapes ...
British embossed postage stamps. The adhesive embossed postage stamps of the United Kingdom, issued during the reign of Queen Victoria between 1847 and 1854 exhibit four features which are unique to this issue: 6d lilac embossed postage stamp 'cut to shape'. The method of production of the dies used for the printing.
Security printing. Security printing is the field of the printing industry that deals with the printing of items such as banknotes, cheques, passports, tamper-evident labels, security tapes, product authentication, stock certificates, postage stamps and identity cards. The main goal of security printing is to prevent forgery, tampering, or ...
Sheet of stamps. An 1884 sheet of stamps from St. Christopher. A sheet of stamps or press sheet is a unit of stamps as printed, usually on large sheets of paper based on the size of the printing plate, that are separated into panes that are sold at post offices. Where more than one pane is on a printed sheet they are arranged in a table-like ...
Matrices created by Jean Jannon around 1640. The Garamond typeface installed with most Microsoft software is based on these designs. [1] [2] [3] In the manufacture of metal type used in letterpress printing, a matrix (from the Latin meaning womb or a female breeding animal) is the mould used to cast a letter, known as a sort. [4]
The 7d, 8d and 9d stamps had the value indicator behind the bust. [8] 8d Vermillion 8d Light turquoise blue 6 Jan 1969 [6] 9d Dark green 8 Aug 1967 [3] 10d Drab 1 Jul 1968 [7] The background of the 10d and 1/- stamps had a gradient. 1/- Pale violet 5 Jun 1967 [4] 1/6 Blue and deep blue 8 Aug 1967 [3] 1/9 Orange and black 5 Jun 1967 [4] 2/6 Peat ...