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ROR LIGHTrule

ROR LIGHTrule

£23.11 + £4.30 Postage

This all-in-one double sided slide rule, used for day and night vessel identification shows aspect for the vessel, (port, stbd, fwd and astern), (60) position of lights and/or (15) day/fog signals, full magnified description for all manner of maritime vessels displayed for each situation.

Size 417 x 133 mm.

A simple compact but detailed self-tutor. A MUST for every Officer studying for STCW certificates.

  • Identifies all COLREGS Rules 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 34, 35, 36
  • Displays 60 light configurations
  • Displays 15-day shapes
  • Actual view of vessel for port, starboard, bow & stern lights
  • Visual guide for horn signals
  • Magnifying lens for clear readability of definitions
  • Durable plastic construction

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