governmental and non-governmental, in liaison with ISO, also take part in the work. Draft International . ISO Alphanumeric character sets for. ISO pdf – Download as PDF File .pdf), Text File .txt) or read online. At the 7th SC 2 plenary meeting held in Crete, Greece, , SC 2 resolved to change the revision of ISO/IEC to preparation.
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These dimensions are the heights above and below the horizontal base line of digits, capital and small letters, ascenders and descenders see figure 1.
Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. We need your help to maintenance this website. Also, the internal angles would remain more open. It can be used as a font with constant-strokewidth as well as a letterpress font. Need more than one copy? A repertoire of 69 characters of which 56 are graphics included uso the I S 0 7-bit coded character set I S 0 The strokewidths for each size are shown in the reference drawings.
It is recommended t o use a tool the diameter of which is equal to the strokewidth. It i s recommended that prospective users of this standard consult manufacturers before deciding on a particular character set. The nominal strokewidth is 0,35 mm.
ISO 1073-2 2519.pdf
For printing devices like high-speed printers and similar machines, the centreline is the skeleton along which a stroke of prescribed width i s isi.
A repertoire of characters comprising 3.
Character set OCR-B – Shapes and dimensions of the printed image digits, capital and small letters, all the graphics specified in the IS0 7-bit coded character set I S 0national letters, diacritical signs iwo further graphics.
Reference points 1 and 3 establish the vertical position, the orientation and the width. Those applications, initiated before ,may be considered as standard, as far as they conform to the specification, charts and drawings given in the following pages. Dimensions of OCR-A are given in three sizes.
The resulting engraving is completely thread-like, all strokes having an equal width. This i s also true for so-called sans serif characters, that is for a design which a t first sight has a thread-like appearance.
The character shapes and dimensions are specified by reference drawings on a reference grid. Size px x x x x Each manufacturer is, of course, free to take advantage of the aesthetic features of the letterpress 1037-2, depending on the technical means a t his disposal and on his desire to achieve a more typographic appearance of the characters.
OCR reading of both old and revised design is subject to special agreement between OCR equipment supplier 1703-2 user. The following sub-sets can be distinguished. 107-32, it is not necessary for OCR purposes that the radii of the corners of the nominal printed image be less than 0,08mm 0. All the points are described in a rectangular co-ordinate system.
The size III character centreline is defined by x3 and y 3. Reference line 2 establishes the horizontal position for printing pitch. The use of the original design is tolerated in numeric applications implemented before Report “ISO Thank you for interesting in our services. An application such as the printing of transferable securities shares, bonds implemented prior to i s entitled to continue even for new bonds issued after Extended alphanumeric sub-set This sub-set comprises 98 characters, in particular those of the I S 0 7-bit coded character s e t I S 0 The values for individual characters are obtainable from the reference drawings.
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The drawings are identified as follows: For this type of application it is therefore strongly recommended to use a finer tool and to base the design on the OCR-B letterpress font used as basic pattern. Letterpress font The nominal printed image of the character is described by a series of points on the character outline, numbered from onwards.
Corners not specified as having a specific radius should be as sharp as practicable.