Weems & Plath Marine Navigation Bi-Rola Rule (18-Inch)
Weems & Plath Marine Navigation Bi-Rola Rule (18-Inch)
Made with the professional in mind, the P.R. 500 has a considerably larger body than the smaller bi-rola rule. Built to take rigorous use aboard commercial and blue water vessels, the P.R. 500 provides one of the easiest methods invented for plotting cour Features Patented four-way rolling motion Roller body has protractor markings every 1/2 […]
Weems & Plath Marine Navigation Compact Parallel Plotter
A smaller version of our traditional rolling plotter. The 8 x 2 plotter, mounted on a marine aluminum roller assembly, contains a semi-circular protractor, distance scales of 1:20,000 and 1:40,000, as well as an inch scale. Dims: 2 x 8. Wt. 3 oz. Features Manufactured to the Highest Quality Available. Satisfaction Ensured. Great Gift Idea.
Weems & Plath Marine Navigation Course and Leg Identifier for Search and Rescue
For Expanding Square Pattern & Sector Pattern Searches. Also known as the Search Pattern Slide Rule or Coast Guard Plotter, this tool is a must have for active duty Coast Guard, Auxiliarists, or anyone else who might have to run a search pattern. The Cour
Weems & Plath Marine Navigation Fixed Points Divider (6-Inch)
These lightweight matte nickel-plated, brass dividers are ideal for all applications. Available in three sizes, 5, 6, or 7. Or, choose our matte nickel compass with the same quality construction found in the Weems & Plath dividers. Wt: 2 oz.
Weems & Plath Marine Navigation LIGHTrule Lights, Shapes and Maneuvering Signals Key (COLREGS, U.S. Waters)
Lights, Shapes and Maneuvering Signals for International Waters and U.S. Inland Waterways. Features Identifies all USCG Colregs Shows the actual view of vessels for port, starboard, bow and stern lights Identifies 60 marine navigation light configurations Displays 15 day shapes Provides a magnifying lens
Weems & Plath Marine Navigation Matte Nickel Divider (7-Inch)
These lightweight matte nickel-plated, brass dividers are ideal for all applications. Available in three sizes, 5, 6, or 7. Or, choose our matte nickel compass with the same quality construction found in the Weems & Plath dividers. Wt: 2.5 oz.
Weems & Plath Marine Navigation Millennium Navigation Kit
This kit contains a 6 divider and a 6 compass made from polyamide/glass fiber composite. These nickel free, rustproof tools will be at home in any nav-table. Sold in a protective vinyl case, spare leads included. Made in Germany. Wt. 8 oz.
Weems & Plath Marine Navigation One Hand Divider (8-Inch)
These dividers can be opened and closed with one hand while performing your chart work. The top curved part of the handle is brass, and the tapered sides are bright finished marine alloy. Wt. 3.5 oz.
Weems & Plath Marine Navigation Parallel Plotter
Our most popular plotter! This instrument consists of a plotter mounted on a roller. The plotter contains distance scales at 1:20,000, 1:40,000, and 1:80,000 to fit the N.O.S. Coast and Harbor Charts, as well as an inch scale. Included are a semi-circular Weems & Plath 120, WEEM120
Weems & Plath Marine Navigation Parallel Ruler (24-Inch)
24 inch length, 0.25 inch thickness, rigid chrome arms and handles.
Weems & Plath Marine Navigation Parallel Ruler (Aluminum Arms, 15-Inch)
15 inch length, 0.22 inch thickness, aluminum arms and handles. Wt. 7.5 oz. Features Brushed aluminum arms Polished aluminum handles Milled with bevelled edges Includes protractor scale
Weems & Plath Marine Navigation Primary Navigation Set
This mix of plotting tools is a tremendous value. Features: #176 Ultralight Divider along with #139 milled 12″ parallel rulers, #105 Nautical Slide Rule, and a navigator’s pencil. Set comes packaged in a durable plastic storage pouch. Dims: 8″ x 13-3/4″. Features Dimensions: 8″ x 13-3/4″ (203 x 337 mm) Weight: 0.85 lb. (386 g)
Weems & Plath Marine Navigation Proportional Divider
Proportional Dividers A highly accurate speed-time-distance computer, long used by draftsmen and chart makers. Its unique advantage is that distance, picked off the chart between divider points, can be immediately converted to the unknown speed or time. M Made in Germany
Weems & Plath Marine Navigation Protractor Triangle with Black Markings
This triangle is inscribed with black markings. Using two 45 triangles provides an easy method of plotting and performing chart work. With its protractor scales, the triangle is easily aligned in any direction with a chart meridian. Direction is maintain Features This Protractor Triangle is a must-have in any navigation kit. The protractor triangle is […]
Weems & Plath Marine Navigation Protractor Triangle with Handle
Weems & Plath Marine Navigation Protractor Triangle with Handle