B&L GBE binocular compound microscope
Datecirca 1940
Inventory Number1996-1-0128
ClassificationMicroscope
Subject
Maker
Bausch & Lomb Optical Company
1853-present
Cultural Region
Place of Origin
Dimensionsmicroscope: 31.6 × 13.1 × 19.8 cm (12 7/16 × 5 3/16 × 7 13/16 in.)
case: 38.1 × 23.5 × 23.5 cm (15 × 9 1/4 × 9 1/4 in.)
case: 38.1 × 23.5 × 23.5 cm (15 × 9 1/4 × 9 1/4 in.)
Material
Accessoriesoculars (6); objectives (3); condensor; case
Bibliography
DescriptionThis is a Bausch & Lomb compound microscope with a stand GBE. It has a blackened v-shaped base, a curved arm, and a binocular eyepiece. A triple nosepiece is attached to the binocular body. The coarse adjustment is by rack and pinion. The fine adjustment is by a lever.
There is a square mechanical stage. A condenser and a mirror are located beneath the stage.
This microscope is equipped with a standing wooden case and an extra monocular tube.
There is a square mechanical stage. A condenser and a mirror are located beneath the stage.
This microscope is equipped with a standing wooden case and an extra monocular tube.
Signedon tube: BAUSCH & LOMB OPTICAL CO. / Rochester N.Y. U.S.A.
ProvenanceMr. Jack Howard, Biology Prep Room, Harvard University
Historical AttributesThis instrument was used by Mr. Jack Howard in the Biology Prep Room.
Bausch & Lomb Optical Company
Date: 1930-1935
Accessories: micrometer eyepiece; oculars (5): 1 Leitz 8x, 1 pair B&L 6.4x, 1 pair B&L 12.5x; objective: Spencer 48 mm., 2.2x; monocular tube; glass bottle for immersion fluid; B & L canisters (3); case with key
Object number: 2003-1-0007
Bausch & Lomb Optical Company
Date: circa 1950
Accessories: oculars (2); objectives (4)
Object number: 1996-1-0129
Bausch & Lomb Optical Company
Date: 1883-1884
Accessories: objectives (3): 1/8, 1/4, 3 inch; oculars (2): B1, B2.
Object number: 1149
Bausch & Lomb Optical Company
Date: circa 1940
Accessories: apochromatic objectives (4): 90x, 47.5x, 20x, 10x; oculars (4): 1 pair 15x WF, 1 pair 10x WF; Abbe condenser.
Object number: 2003-1-0008
Bausch & Lomb Optical Company
Date: 1937-1945
Accessories: oculars (2): 5x, 10x; B&L objectives with plastic cans (3): 16, 4, 1.8 mm; Abbe condensor; dark stop; blue filter; standing case
Object number: 1357
Bausch & Lomb Optical Company
Date: circa 1899
Accessories: B&L objectives on triple nosepiece and with cans (3): 1/12, 1/6, 2/3"; Zeiss objective for oil immersion: 40; Leitz mechanical stage; oculars (2): 1, 2; Abbe condensor; immersion oil can; standing case; key; spare stage clips.
Object number: 1351
Bausch & Lomb Optical Company
Date: circa 1950
Accessories: oculars (4): 1 pair B&L 15x wide field, 1 pair 10x ; B&L achromatic objectives (3): 97x, 43x, 10x.
Object number: 2003-1-0071
Bausch & Lomb Optical Company
Date: 1925-1930
Accessories: oculars (2); objectives (2); case
Object number: 1996-1-0127
Bausch & Lomb Optical Company
Date: 1900-1908
Accessories: objectives (3): 2 mm, 4 mm, 16 mm; oculars (2): 5, 10; condenser with two diaphrams; standing case with lens card
Object number: 1298
Bausch & Lomb Optical Company
Date: circa 1899
Accessories: ocular micrometer; 1 B&L objective 2/3 "; triple nosepiece; standing case
Object number: 1352
Bausch & Lomb Optical Company
Date: circa 1903
Accessories: eyepiece; objectives (3): "Variable", 2/3" 0.24 NA, 1/6''; triple nosepiece; substage including Abbe condenser; revolving mechanical stage
Object number: 2002-1-0055
Bausch & Lomb Optical Company
Date: circa 1898
Accessories: objective lenses with brass cases (3); oculars (2): 1,2; case; camera lucida [1057b]
Object number: 1057a