Chart Table Instruments

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Weems & Plath 12" Aluminum Arm Parallel Rule
Weems & Plath 12" Aluminum Arm Parallel Rule
No navigator should be without a good set of parallel rules as part of his navigation back up plan in the event of an electronic navigation failure. This 12 inch parallel rule is accurate and durable. Brushed aluminum arms Polished aluminum handle Milled with bevelled edges Includes protractor scale Weight: 0.34 lb. (154 g) Dimensions: 1/4" (6 mm) thickness; 12" (305 mm) length
£12.95 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 & Plath 15" Aluminum Arm Parallel Rule
Weems & Plath 15" Aluminum Arm Parallel Rule
Of all our traditional parallel rulers, the 15 inch Brushed Aluminum Arm Parallel Ruler is the best seller. This sturdy acrylic parallel ruler is easy to use and is a necessary tool for every seagoing navigator. Brushed aluminum arms Polished aluminum handles Milled with bevelled edges Includes protractor scale Video by Starpath Inland and Coastal Navigation Course in magnectic direction using...
£13.95 inc VAT
 
Weems & Plath 18" Aluminum Arm Parallel Rule
Weems & Plath 18" Aluminum Arm Parallel Rule
The 18” Aluminum Arm Parallel Ruler features aluminum arms and handles. The aluminum parallel ruler is manufactured to a 1/4" thickness and 18” length. The high-quality construction of the aluminum parallel ruler is backed with a lifetime warranty. An essential item in any proper navigation kit, the aluminum parallel ruler is used to plot direction on your nautical chart. The aluminum...
£14.95 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 LIGHTrule CEVNI
Weems & Plath LIGHTrule CEVNI
This version of the LightRule is for the European Inland Waterways which have a unique system of lights for vessel identification called CEVNI. This simple to use vessel identification tool shows the actual view of vessels for port, starboard, bow and stern lights on European Inland Waterways. The right bank or right-hand side of the channel and the left bank or left-hand side of the channel are seen...
£16.95 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
Weems & Plath GPS Plotter
Weems & Plath GPS Plotter
At first glance you might think this GPS chart plotter is just another traditional parallel plotter, but upon closer examination you will see that this new instrument was specifically designed for the modern navigator. The GPS Plotter is a GPS chart plotter that provides a straightforward and effective interface between a GPS and a paper chart. It’s true that the electronics age has revolutionized...
£21.99 inc VAT
Weems & Plath ParaLock Plotter
Weems & Plath ParaLock Plotter
This compact GPS parallel rule is particularly suited for use on modern small chart tables. The primary purpose of the Paralock Plotter is to enable the transfer of GPS positions rapidly, easily and accurately to and from any paper chart. The Paralock Plotter features three unique design concepts:  1. Locking knob that is friction adjustable for fast gps/lat/long transfers. This knob enables...
£14.99 inc VAT