Chart Table Instruments

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Weems & Plath Parallel Plotter
Weems & Plath Parallel Plotter
The Weems Parallel Plotter is our most popular Weems plotter! This Weems plotter is mounted on a roller that allows you to plot courses and parallel lines with simple direct transfer without the space required of traditional parallel rules or triangles. The two rollers keep the Weems plotter parallel as you slide it across the chart. The Weems plotter contains distance scales at 1:20,000, 1:40,000...
£13.00 inc VAT
Weems & Plath Road Rule IALA
Weems & Plath Road Rule IALA
ROADrule IALA identifies the International Association of Lighthouse Authorities Maritime Buoyage System for both Regions A and B including all types of fixed and floating marks. This simple to use navigation aid tool shows the actual view of maritime buoyage systems with corresponding chart symbols. It takes a large amount of complex information and makes it easy to understand and quick to refer to...
£16.95 inc VAT
Weems and Plath Light Rule
Weems and Plath Light Rule
If you have ever been on the water at night and wondered if the marine navigation lights you see are from an approaching or fleeing vessel, or if you wonder that the vessel is a fishing trawler or super tanker, then LIGHTrule is for you. This simple-to-use vessel identification tool is inexpensive security for night travel and should be an essential part of the equipment found on any boat. LIGHTrule...
£15.99 inc VAT
 
Blundell Harling Portland Course Plotter with 7" Divider Kit
Blundell Harling Portland Course Plotter with 7" Divider Kit
Portland course plotter and dividers kit Recommended to RYA students taking training courses. A bright blue directional arrow prevents accidental reciprocal bearings and the edges are graduated for tide and boat speed. Fixed grid base helps plotting latitude and longitude from GPS. Kit includes 7inch S/H dividers with brass finish.
£19.99 inc VAT
Blundell Harling Portland Course Plotter
Blundell Harling Portland Course Plotter
A bright green directional arrow prevents accidental reciprocal bearings and the edges are graduated for tide and boat speed. The base has a fixed grid so it is easy to plot latitude from your GPS system. Comprehensive instructions are included.
£11.95 inc VAT
Blundell Harling 7" Brass Divider
Blundell Harling 7" Brass Divider
Solid Brass Single Hand Divider 175mm 7''
£12.50 inc VAT
 
Blundell Harling Parallel Rule 400mm
Blundell Harling Parallel Rule 400mm
Traditional parallel rules made from perspex with plated brass links and four bevelled edges, needed at every boat owners chart table.
£24.99 inc VAT
Blundell Harling Parallel Rule 500mm
Blundell Harling Parallel Rule 500mm
Traditional parallel rules made from perspex with plated brass links and four bevelled edges, needed at every boat owners chart table.
£35.99 inc VAT
Weems & Plath LED LIGHTDivider
Weems & Plath LED LIGHTDivider
Undeniably the best tool for measuring distance on a chart, dividers have been used for thousands of years without any significant changes until now. Outfitted with two built-in red LED lights, this indispensable tool takes on a new life. The 7 inch Light Dividers allow the user to read charts at night without losing night vision at the helm. The Light Divider also provides the right light for other...
£22.95 inc VAT
 
Weems & Plath Roadrule CEVNI
Weems & Plath Roadrule CEVNI
The ROADrule CEVNI is a quick reference tool that identifies navigation aids and markers as prescribed by the European Code for Inland Waterways. It takes a large amount of complex information and makes it easy to understand. Displays 38 Navigation Aid Definitions. Displays 12 Rules of the Road. Magnifying lens for clear readability of definitions. Durable two-sided black PVC construction Plastic...
£15.99 inc VAT