Description
Images are for illustrative purposes only and show Mk 1 Patt 23s. We have stock of Mk 1 and Mk2 lanterns.
SPECIFICATION
Lamphouse pressure die-cast aluminium alloy, with top-hinged rear access.
Fork pressure die-cast, reversible, with friction disc tilt clamp and 3/8". Whit. bolt and wingnut.
Lampholder P28 medium prefocus, porcelain body, fitted with 1m external length of 3-conductor, sheathed heat-resisting cable.
Reflector 180mm dia. faceted ellipsoidal rear, and annular frontal, polished anodised aluminium.
Lens 90 x 125mm piano-convex in sliding lens tube.
Colour Frame double die-cast runners fitted.
Lamps 500W max. P.28 base. 55.5mm Class T/1 recommended for stage use.
Beam Spread Cut-off 20° max. 1/2 deg peak angle 20° 3m spread at 8.5m throw
Gate Assembly Four beam shaping shutters with external heat resisting knobs, each capable of 90 deg rotation around the optical axis ( MK ll onwards)
Patt 23 Mk 2 data sheet 1969 patt23_datasheet_1967