polariscope optical assembly
Datemid 19th Century
Inventory Number2007-1-0318
ClassificationPolariscope
Subject
Maker
French
?
User
Radcliffe College
1894 - 1999
Cultural Region
Dimensions6.2 × 5 × 12 cm (2 7/16 × 1 15/16 × 4 3/4 in.)
Material
DescriptionBlackened tube has a lens at one end and a draw tube with a calibrated glass window on the other. The draw tube is free to rotate and is secured by a locking screw. The target The center of the tube has a threaded socket.
Signedunsigned
Inscribedon body tube, a white dot.
ProvenanceRadcliffe College; transfer to CHSI 1964.
Alvan Clark and Sons
Date: 1910
Accessories: shipping crate, terrestrial eyepiece, dust cap, mount and tripod (2003-1-0077b)
Object number: 2003-1-0077a
John Gilbert (II)
Date: 1760-1780
Accessories: folding tripod (stored inside); dust cap
Object number: 5003
Legey
Date: circa 1838
Accessories: shades with double tabs (4); shades with single tab (4); screwdriver and square key.
Object number: 5268
R. & J. Beck
Date: 1876
Accessories: oculars (2) in microscope; Darker's selenite retarding filters (3); wheel diaphragm; mechanical rotary stage; stage slider. Other accessories are in the case (1122b), including monocular draw tube; oculars (3); objectives in cans (5); empty can; Lieberkühn; polarizing set; slides; camera lucidas (2); etc.; plus a Beck patent substage condenser (1122c); and apertometer (1122d).
Object number: 1122a
I. M.
Date: circa 1820
Accessories: wooden slide with 6 positions
Object number: 1050
