Accession Number

995004023

Collection

Queen's University School of X-Ray Collection

Category

Equipment and Supplies

Radiology

Classification

Equipment and Supplies

Radiology

MeSH Heading

Radiography -- instrumentation

Description

X-ray collimator which consists of an outer painted metal square base with a panel on the front; the front panel has two dials with scales which open and close lead shutters inside; the back of the base has an electric cord and light bulb with a removable metal covering; the top of the base has an eye-shaped movable piece and is open to allow the shutters inside to be seen.

Number Of Parts

1

Provenance

Queen's University School of X-Ray.

Maker

Videx

Dates

1960

1970

circa 1960-1970

Material

metal: silver; grey; brown

paint: off-white

glass: clear

plastic: black; grey; green; red; blue

Inscriptions

The front panel has two scales (one for each knob); printed words read, "UL 115 Volts 50 Watts SA Use BLX Projection Lamp Shutters Closed Duocon by Videx Ser. No. 1202-12"

Permanent Location

Storage Room 0010

0010-F3-2

Dimension Notes

Length: 17.0 cm. x Width: 19.3 cm. x Depth: 14.6 cm.

Condition Remarks

Collimator was dirty and dusty; there are several minor scrapes and scratches in the paint; the mirror is missing; there is some wear on the front panel

Copy Type

Original

Reference Types

Person

Book

Reference Comments

Nancy Chisholm; Bernie Ziomkiewicz; "The Trail of the Invisible Light" by E.R.N. Grigg, M.D.

Research Facts

Mirror is missing; shutters used to block and direct x-rays; possibly made by Howdon Videx Products Corporation, Mount Vernon, New York, USA

Less detail