![]() You can use it to draw, measure, and plot different angles. Graduation is marked in such a way you can measure an angle from any side meaning from left to right and vice versa from right to left. A semi-circle protractor can measure an angle between 0 to 180° with a resolution of one degree. It has scale graduation in degree on its outermost circular edge. In terms of its shape, it consists of a half-circle body with a vertex marked on its base center. It is mostly used in the education sector where students are taught the basics of geometry and how to find and draw angles. Perhaps, the semi-circle protractor or half-circle protractor is the most common and most used type of protractor. Some of the most common types of protractors based on their design are as follow There are many types of protractors available in the market with each have its own unique design, working, applications and advantages. In most common configuration protractor has a semi-circular shape that is divided into hundred and eighty parts or a full circular shape divided into three hundred and sixty parts. Depending on the system of measurement, a protractor can have a radian scale or degree scale on it. ![]() Protractors are usually made from clear transparent plastic or glass but depending on the usage it can be made from steel and wood too. Vertex mark is used as a reference point for measurement and from here one can measure different angles ranging from 0 to 360 degree. Protractor has a scale that is graduated in angular unit degree, on its outer most circular edge and has a vertex mark right at its center of its base. To begin your enquiry, fill in the order form above, email or call us on 01845 522 184.Among the tools available to measure an angle, a protractor (or engineering protractor) is a simple mathematical and geometrical instrument used for drawing, measuring, and plotting angles. However large or small your need, trust us at GSM to provide a bespoke, robust, MOD-official solution. We utilise our comprehensive range of leading processes when producing all of our labels, such as polyester labels, metal name plates, and QR code labels. Contact Us Today To Begin Your EnquiryĪs one of the UK leading label manufacturers we pride ourselves on our leading levels of quality and customer service. This displacement calculator is a 1.5mm hard coated clear PVC disc, assembled to multi printed HP polycarbonate. Displacement Calculator – NSN 4V6 1290-9 (OS2443GA) It features a 20,000 Mils Graduation Unit, 0 to 1300 Mils both-sides scale with brass fitments and a pivoting 3mm extruded acrylic arm. This is a standard issue British military one arm 3mm extruded acrylic protractor with a semi-circular body. It is produced using 2mm hard-coated clear 45 resist acrylic, printed in black, including fitments and 2mm hard coated acrylic 1:50,000 range arm, and comes in an olive green canvas case. This is a standard issue British military GPS circular protractor. GPS Cased Protractor & 1:50,000 Range Arm – NSN 4V6 1290-9 Each is supplied with countersunk holes, string and a removable blue protective overlay. They are produced using 1.5mm extruded acrylic printed in black and red, with a protective hard-coating. These are standard issue British military Royal Artillery (RA) semi-circular 6” & 9” protractors. ![]() Our range includes: 6” RA Mils Artillery Protractor – NSN 4V6 1290-9 & 9” RA Mils Protractor – NSN 4V6 1290-9 To make the process viable for small production runs as well as the higher volume requirements, these products can also be digitally printed in multi colours and laser cut to profile. It’s our uncompromising aim to provide the most durable, practical products to suit your needs - meeting the stringent demands placed upon them.Īs required by the MOD, all of our military map reading protractors can be supplied with official QR barcode labels. With over 45 years’ experience, we’re amongst the leaders when it comes to manufacturing and supplying approved military map protractors, scales and gauges. Description Trust Our Unrivalled Expertise & Experience In Producing Military Products ![]()
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