General Information

Serial #

10612

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

COPPER, BRASS, TIN, AND OTHER METALS;GLASS LENS.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

34.0 cm

Width

34.0 cm

Height

78.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Marine Transportation

Category

Communications

Sub-Category

N/A

Manufacturer

AKA

Barbier

Country

France

State/Province

Unknown

City

Paris

Context

Country

France

State/Province

Unknown

Period

THIS TYPE OF LANTERN USED C. 1912+

Canada

Unknown

Function

ARTIFICIAL LIGHT SOURCE USED TO PROVIDE ILLUMINATION, AND TO INDICATE MOVEMENT OF MARINE VESSELS ON THE WATER.

Technical

EXAMPLE OF MARINE OR SHIP'S LANTERN HAVING HEAVY MOULDED RIBBED-GLASS FRESNEL LENS. FITTED WITH HINGED FRAME FOR LENS FILTERS OR POSSIBLY SHUTTERS. (.2) FRESNEL LENS INVENTED IN FRANCE IN 1822 BY AUGUSTIN FRESNEL. IT WAS MORE EFFICIENT AT COLLECTING & DISTRIBUTING LIGHT RAYS AND PRODUCED A BEAM FIVE TIMES MORE POWERFUL THAN THE REFLECTOR SYSTEM USED PREVIOUSLY.

Area Notes

Unknown

Details

Markings

Plate fixed to upper front edge of casing "1912/ BARBIER, BENARD & TURENNE INGENRS CONSTRS/ 10612/ USINES A PARIS (82. RUE CURIAL) ET A BLANC-MISSERON (NORD)". Various components bear incised part numbers. "BARBIER, BENARD & TURENNE/ PARIS" stamped into both sides of frames arranged in front of lens..

Missing

INTERNAL LAMP WORKS (IE. FUEL TANK, BURNER, WICK, ETC.) MISSING. SEVERAL SMALL ADJUSTMENT KNOBS MISSING.

Finish

BRIGHT (LACQUERED) COPPER EXTERIOR; DULL SILVER METAL INTERIOR.

Decoration

N/A