Selenium cell exposure meter manufactured in England by Weston. Uses the Weston scale for film speed. The door on the back pops open for low light and is closed in bright light. Metal body available in black.

• Shutter speed range: 90 to 1/1200s
• Aperture range: f1 to f32
• Size: 97 x 60 x 21mm
• Weight: 188g