Telescopic Alidade Description and Specifications for Lab Tenders
Telescopic Alidade Use: Used with the plane
table.
Standards:
BS EN 1803:2002, IS 13393 : 1992 /ISO 6709 : 1983
Specifications:
· Telescopic alidade with compass on brass base and foot screws & bubble,
· Compass dia 8.8 cms,
· Telescope's lens 25 mm.
· Magnification 15 X,
Telescope extended: 32 cms, collapsed 23 cms,