Leitz integrating stage for petrographic microscope
Datecirca 1930
Inventory Number1999-1-0020b
ClassificationMicroscope Stage
Subject
Maker
Ernst Leitz (company)
1849 - 1986
Cultural Region
Place of Origin
Dimensions7.5 × 19 × 19.3 cm (2 15/16 × 7 1/2 × 7 5/8 in.)
case: 10.3 × 25 × 23 cm (4 1/16 × 9 13/16 × 9 1/16 in.)
box: 20.3 × 30.5 × 26 cm (8 × 12 × 10 1/4 in.)
case: 10.3 × 25 × 23 cm (4 1/16 × 9 13/16 × 9 1/16 in.)
box: 20.3 × 30.5 × 26 cm (8 × 12 × 10 1/4 in.)
Material
Accessoriessupplemental stage; two screws; case
Bibliography
DescriptionThis is a Leitz integrating stage for the Leitz petrographic microscope [1990-1-0020a]. It is equipped with 6 independent measuring spindles, each with a micrometer drum. The stage has a vernier. Two small stage clips are present. There is a small supplementary stage.
A flat, fitted case is made of wood and covered with black leather. It is lined with burgundy velvet.
A flat, fitted case is made of wood and covered with black leather. It is lined with burgundy velvet.
Signedon instrument and on case: E. LEITZ / WETZLAR [in achromat trademark]
on little stage: Germany
Inscribedon case: Integrationstisch
on instrument: 251 / D.R.P. / Ausl. Pat.
FunctionThis instrument is for the planimetric analysis of minerals. By means of 6 independent measuring spindles, the proportional amounts of six different components may be summed in one operation.
ProvenanceDr. Benjamin Shaub, Smith College, Northampton, Massachusetts; donated to CHSI by his wife, Mary S. Shaub, April 13, 1999.
Historical AttributesThis instrument was owned by Dr. Benjamin Shaub, Smith College, Northampton, MA.
Ernst Leitz (company)
Date: circa 1937
Accessories: standard eyepieces (3): 8X P, Periplan. OK 10X, and Periplan. Ok. 25X; wide eyepieces (3): 1, 1, 8X, 10X; objectives (4) in fitted case: 1b 4.3X, 3 10X, P7 62X, P 1/12 oel; waveplates (2); condenser with polarizer; mechanical stage; loupe 6x; box of cover glasses; standing case; key; objective adaptors (4); and watch keys (2)
Object number: 1999-1-0020a
Ernst Leitz (company)
Date: circa 1919
Accessories: oculars (2): 3, 8x; accessory box; Leitz objectives (5); wrenches (2); ground glass; N.A. 1.45 condensor cap; Abbe condensor; rotary stage; case
Object number: 1345
Ernst Leitz (company)
Date: 1930-1950
Object number: 1999-1-0020
Ernst Leitz (company)
Date: circa 1948
Accessories: objectives (2): P3b A 0.40 16,5:1 C and P6L A 0.65 45:1; ocular "0"; polarizing condenser; analyzer; box with 14 older petrographic slides [1346b]; standing case
Object number: 1346a
Ernst Leitz (company)
Date: circa 1930
Accessories: case
Object number: 1999-1-0020e
Ernst Leitz
Date: 1910-1920
Accessories: case; key; magnification card.
Object number: 2008-1-0054
Ernst Leitz (company)
Date: 1888
Accessories: eyepiece no.1; objectives: 3, 7 with 12.7 mm threads in fitted box (1990-2-0004b); flat case
Object number: 1990-2-0004a
Ernst Leitz (company)
Date: 1910-1920
Accessories: case
Object number: 1997-1-1980
Ernst Leitz (company)
Date: circa 1910
Accessories: handrests (2); opal stage plate; 20x lens; case; key.
Object number: 1999-1-0076
Ernst Leitz (company)
Date: circa 1930
Accessories: Leitz objectives on special mountings (3): p14 mm/ 3b, 3.2x/1, 6a ohne Deckglas Tubusl. 215 mm; small wrenches (5); polarizer; spare beamsplitter glasses; case
Object number: 1999-1-0020f
Ernst Leitz (company)
Date: circa 1953
Accessories: objectives (4); eyepieces (8); oil bottle; dropper bottle; cover slips; case.
Object number: 2009-1-0011b
Ernst Leitz (company)
Date: circa 1953
Accessories: objectives (4); eyepieces (8); oil bottle; dropper bottle; cover slips; case.
Object number: 2009-1-0011a
