Blundell Harling Middy Instructional – Bar Parallel Rule 400mm
Traditional parallel rules made from perspex with aluminium links and four bevelled edges. Divided with protractor markings (double reading) and compass points. Manufactured from high quality 6mm acrylic. Bevelled on all four edges with aluminium links. In addition, rubber pads are fitted to the underside to prevent slipping
Bar Parallel Rule Features
- Budget version of the Captain Fields’ Pattern Parallel Rule
- Excellent buy for use in the classroom
- Manufactured from 6mm acrylic
- Incorporates rigid aluminium links
- Size Available: 400mm
Navigational products manufactured by Blundell Harling Ltd.
Blundell Harling Ltd manufacture the ‘Portland’ range of navigational products in Weymouth, Dorset. The Portland course plotter was designed in partnership with the RYA. As a result, the RYA recommends the Portland course plotter for use on its training courses. Used with Imray and Admiralty charts to learn to plot accurate courses and work out bearings. Blundell Harling also supplies solid brass chart dividers for use with the plotters. The solid brass dividers come in a choice of single handed (SH) or straight, 175mm/7″ or 200mm/8″. The leisure marine industry uses the Portland course plotter and solid brass chart dividers as a manual backup in the event of electronic chart failure on yachts and motorboats.
Furthermore, Blundell Harling manufactures and supplies a range of products including protractors, Portland triangles, STD calculators, and parallel rules to the commercial shipping industry Worldwide.