W-248

Optical Instrument

Lens

Scioptic Ball

Unidentified

Used in the aperture of a 'camera obscura' for projecting sunlight onto objects, and from there projecting the image on to a screen. Ball shape with cylindrical hollow through center.

Unsigned.

c. 1800

wood, glass

England

	Imperial(in)		Metric(cm)
Height			8.6
Width			8.2
Depth			8.2
Diameter
Circumference

	Imperial(in)		Metric(cm)
Height
Width
Depth
Diameter