Part of a Newbegin variable P filter

Part of a Newbegin variable P filter made of metal and glass.

Object Details

ID: AST0929.23
Type: Part of a Newbegin variable P filter
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 10 mm x 150 mm x 19 mm
Parts: Newbegin telescope (Telescope)