General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

Aluminum, brass/ fitted leather case comes with strap

Dimensions

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

Length

N/A

Width

12.0 cm

Height

12.7 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Physics

Category

Light & electromagnetic radiation

Sub-Category

N/A

Manufacturer

AKA

Warner Swasey

Country

United States of America

State/Province

Ohio

City

Cleveland

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

Warner & Swasey were the manufacturer's of the museum's telescope. "The Warner & Swasey Prism Binocular was pronounced superior to all others and recommended for adoption as the standard for the Navy…Previous to the adoption of the Warner & Swasey Prism Binocular last year, no glasses of the prism type were in use in the Navy…All manufacture was stopped after World War I." "714,340. Nov. 25, 1902. Worcester Warner and Gottlieb Fecker. Prism binocular, groove in prism, finger engages groove, finger attached to plate with slot to adjust." (ref. 4)

Function

Used to view distant objects.

Technical

Good example of early US bonoculars using porro prisms.

Area Notes

Unknown

Details

Markings

N/A

Missing

Broken section on adjustable eyepiece; leather cover deteriorated

Finish

Black

Decoration

N/A