Few nautical objects are more visually compelling than a ship lantern with colored Fresnel glass. The combination of polished brass, the geometric patterns of the pressed glass lens, and the warm glow of the light within creates an aesthetic that is simultaneously industrial and beautiful — a perfect embodiment of the practical artistry that defined maritime engineering at its peak.
Ship lanterns were critical safety and navigation equipment — the colored lights (green for starboard, red for port, white for bow and stern) allowed mariners to identify the heading of another vessel at night from miles away, preventing collisions in the era before radar. The development of the Fresnel lens in 1822 revolutionized lighthouse and ship lighting, allowing much more light to be directed usefully than was possible with simple glass.
The History of Ship Lanterns
Before electric lighting, ships at sea used oil lanterns — initially simple wick lamps burning animal or vegetable oils, later refined petroleum (kerosene) lamps. The advent of the Fresnel lens (named for French physicist Augustin-Jean Fresnel) dramatically improved the efficiency and visibility of these lights. A Fresnel lens uses a series of concentric prisms to concentrate and direct light in a specific direction, achieving the effect of a much larger conventional lens in a much thinner, lighter package.
Naval regulations governed the color, placement, and visibility of ship lights — red on the port (left) side, green on the starboard (right) side, white at the bow and stern. These regulations, established in the 19th century and refined through the International Regulations for Preventing Collisions at Sea (COLREGS), remain in force today. Any mariner seeing a red light from another vessel at night knows they are looking at that vessel's port side — instantly conveying its heading and direction of movement.
Types of Ship Lanterns
Port (Red) Lantern
The red-glass lantern mounted on the port (left) side of a vessel. The distinctive deep red of the Fresnel glass is one of the most striking colors in nautical decor. Our Starboard Ship Lantern — Red Fresnel Glass Oil Lamp 10.25" recreates this classic design in brass with genuine colored glass.
Starboard (Green) Lantern
The green-glass lantern mounted on the starboard (right) side. The green color is equally striking and perhaps more unexpected — it creates beautiful emerald light when the lamp is illuminated. Our Nautical Ship Lantern — Green Fresnel Lens Starboard Oil Lamp is a faithful reproduction of the classic starboard navigation light.
Brass Anchor Oil Lamp
The anchor lamp — traditionally hung from the bow or stern as a white all-around light when a vessel was at anchor — is a classic nautical shape. Our Nautical Brass Anchor Oil Lamp — Maritime Ship Lantern Design features a traditional anchor lamp silhouette in solid brass with a clear glass chimney.
Fresnel Glass: What Makes It Special
The colored Fresnel glass used in ship lanterns is not ordinary colored glass — it is pressed glass with a series of concentric rings on its surface (the "Fresnel steps") that act as prismatic lenses to concentrate and direct the light. When illuminated, Fresnel glass creates a characteristic ring pattern inside the light source and projects light more efficiently than flat glass. Antique Fresnel glass ship lanterns are prized by collectors precisely because of this optical quality — the glass itself is a functional optical instrument, not merely a color filter.
Displaying Ship Lanterns at Home
Mantelpiece Pair
A matched pair of ship lanterns — one red and one green — flanking a fireplace mantelpiece creates an immediately striking nautical display with perfect symmetry and historical authenticity. The combination of warm amber fire glow and the red and green glass creates an extraordinary atmospheric effect.
Entry Table
A single ship lantern on an entry table, flanking a framed nautical chart or beside a compass, creates an immediate nautical statement as guests enter your home.
Window Sill
Ship lanterns were always associated with windows and lights visible from outside. Placing a ship lantern on a window sill (where exterior light shines through the colored glass during the day, and interior light shines through it at night) recreates something of its original maritime function.
As Part of a Nautical Room Theme
In a fully themed nautical room, ship lanterns belong alongside a ship wheel, a tripod floor lamp, and a brass compass. Together they create an immersive environment. Read our full guide: How to Create a Nautical Themed Room.
Converting Oil Lamps to Electric
While the most historically correct use of a ship lantern replica is as a display piece (or functional with an oil wick), many collectors prefer to electrify their lanterns for safe, convenient ambient lighting. A standard E14 candelabra LED bulb with a warm amber filament (2200K color temperature) provides the closest visual equivalent to an oil flame. Many of our lanterns can be adapted for electric use — contact us for guidance on specific models.
The Brass Anchor Oil Lamp: Symbol and Object
The anchor is one of the most universal maritime symbols — representing stability, hope (the nautical phrase "anchor of hope" predates the maritime era, appearing in the New Testament), and the security of a harbor. The anchor lamp design has a particularly satisfying visual weight — the flared base, the central shaft, and the curved arms of the anchor form create a three-dimensional object with presence from every angle. As both a functional lamp design and a symbolic object, the anchor lamp is among the most meaningful pieces in the nautical decor canon.
Frequently Asked Questions
Can the oil lamps actually burn oil?
Our ship lantern replicas are designed as display pieces and can be adapted for candle or small oil lamp use. They are not designed for extended outdoor or functional maritime use. For display purposes, an electric conversion using a battery-powered LED is the safest and most practical option.
Are the lanterns fully brass?
Yes. The body and frame of all our ship lanterns are solid brass construction. The glass is genuine colored glass.
How do I clean the brass?
Polish with a brass cleaner and soft cloth to maintain a bright shine, or leave to develop a natural verdigris patina for an authentic aged appearance. The patina approach requires no maintenance and looks increasingly distinguished over time.
Conclusion
Ship lanterns carry an extraordinary concentration of history, engineering, and visual beauty in a compact, displayable form. A red and green lantern pair from SinghBros Mart brings the color and atmosphere of the maritime world into any room they inhabit. Browse our complete nautical lamp and lantern collection, or contact us for custom and bulk orders.
