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The alternative Super series, denoted SnR, nR Plus or nR+, has an aspect ratio of 3∶2 (or as close as possible) and thus provides a better fit for standard 135 film (35 mm) at sizes of 8 inches or above. 5R is twice the size of a 2R print, 6R twice the size of a 4R print and S8R twice the size of 6R. 4D/6D is a newer size for most consumer ...
T-square, or glazier's square, [1] or drywall square. [26] A T-square is a style of square where the blade is fixed onto on into the middle of the stock, forming a 'T' shape. The most common type of T-square is a guide for drawing horizontal lines on a drawing board, and can guide a set square to draw vertical or diagonal lines. [27]
More commonly the set square bears the markings of a ruler and a half circle protractor. The outer edges are typically bevelled . These set squares come in two usual forms, both right triangles : one with 90-45-45 degree angles, the other with 30-60-90 degree angles.
Another prized American model is the eight-inch (20 cm) Scientific Instruments circular rule. Of European rules, Faber-Castell 's high-end models are the most popular among collectors. Although a great many slide rules are circulating on the market, specimens in good condition tend to be expensive.
The chart ruler is determined by finding the planet that rules the zodiac sign on your ascendant. It shows where the energies of your rising sign are manifested in the chart and which planetary ...
A combination square is a multi-purpose measuring and marking tool used in metalworking, woodworking, and stonemasonry. It is composed of a rule and one or more interchangeable heads that can be attached to the rule. [1] [2] Other names for the tool include adjustable square, combo square, and sliding square.
Double-pointed needles are somewhat shorter than single-pointed or circular needles, and are usually used in the 13–20 cm length range, although they are also made longer. Double-pointed needles are depicted in a number of 14th-century oil paintings, typically called Knitting Madonnas , depicting Mary knitting with double-pointed needles ...
An architect's scale is a specialized ruler designed to facilitate the drafting and measuring of architectural drawings, such as floor plans and Multi-view orthographic projections. Because the scale of such drawings is often smaller than life-size, an architect's scale features multiple units of length and proportional length increments. [1]