objectives and objective holders
Date: circa 1920
Inventory Number: 2004-1-0314
Classification: Microscope
Subject:
Maker: Carl Zeiss Jena (1904 - 1948)
Maker: Carl Zeiss (company timeline) (founded 1846)
Maker: Bausch & Lomb Optical Company (1853-present)
Cultural Region:
Place of Origin:
Jena,
Dimensions:
2mm Zeiss objective: 5.4 × 3 × 3 cm (2 1/8 × 1 3/16 × 1 3/16 in.)
objective holder: 2 × 2.7 × 4.2 cm (13/16 × 1 1/16 × 1 5/8 in.)
box: 8 × 17.1 × 13.2 cm (3 1/8 × 6 3/4 × 5 3/16 in.)
Description:
Boxwood case containing 10 Zeiss objective holders and 8 objectives, and one Bausch & Lomb objective. Objectives and objective cases have the manufacturer's name and objective size inscribed on them. Each objective is in a brass container with a screw on cap.
Signedon objectives, 4 mm, 8 mm, and canisters for A, B, a*: C. ZEISS / JENA
on objectives 70.0 mm, D, a*: C. ZEISS
on objective 2 mm homog. immers. in cursive letters: Carl Zeiss, Jena
on canisters for 4 mm, 3 homog. immer., and 70.0 mm in cursive letters: Carl Zeiss / Jena.
on canister for objective 2 mm homog. immers., 8 mm: Carl Zeis / Jena
on 1/12 oil immer. objective: Bausch & Lomb Optical Co. / ROCHESTER, N.Y.
on canister for 1/12 oil immer.: BAUSCH & LOMB OPTICAL CO. / ROCHESTER, N.Y.
on objectives 70.0 mm, D, a*: C. ZEISS
on objective 2 mm homog. immers. in cursive letters: Carl Zeiss, Jena
on canisters for 4 mm, 3 homog. immer., and 70.0 mm in cursive letters: Carl Zeiss / Jena.
on canister for objective 2 mm homog. immers., 8 mm: Carl Zeis / Jena
on 1/12 oil immer. objective: Bausch & Lomb Optical Co. / ROCHESTER, N.Y.
on canister for 1/12 oil immer.: BAUSCH & LOMB OPTICAL CO. / ROCHESTER, N.Y.