A Group of Bullseye Condensing Lenses
This lot is offered without reserve.
A Group of Bullseye Condensing Lenses

Various Makers, 19th century

细节
A Group of Bullseye Condensing Lenses
Various Makers, 19th century
The three brass and glass condensors of usual form, one camera lucida, one conical glass prism by R. Mathieu, Lyon
13¼ (34cm.) high
注意事项
This lot is offered without reserve.

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