B&L CTAV binocular compound microscope
Date: circa 1950
Inventory Number: 1996-1-0129
Classification: Microscope
Subject:
Maker: Bausch & Lomb Optical Company (1853-present)
Maker: Ernst Leitz (company) (1849 - 1986)
Cultural Region:
Place of Origin:
Dimensions:
35 x 20 x 19 cm (13 3/4 x 7 7/8 x 7 1/2 in.)
Accessories: oculars (2); objectives (4)
Description:
This is a Bausch & Lomb binocular compound microscope with a stand CTAV. It is equipped with a large binocular body with a revolving triple nosepiece, a mechanical stage, a blackened u-shaped base, and a curved arm. A condenser with an iris diaphragm on an adjustable support is located beneath the stage. There is no substage mirror.
The coarse adjustment on this instrument is by rack and pinion. The fine adjustment is a knob located on the side of the arm.
The coarse adjustment on this instrument is by rack and pinion. The fine adjustment is a knob located on the side of the arm.
In Collection(s)
Signedon instrument: B & L [in prism trademark]
on instrument: E. Leitz Weltzar
on instrument: E. Leitz Weltzar
Historical AttributesThis instrument was used by Mr. Jack Howard in the Biology Prep Room, Harvard University, Cambridge, MA.
ProvenanceMr. Jack Howard, Biology Prep Room, Harvard University, Cambridge, MA