Handheld CdS exposure meter introduced in 1966 by Gossen. It has a match needle display and both ambient reflected and incident metering. It is powered by two PX13 mercury batteries. Mordern PX625A batteries will fit but might not have the correct voltage. Plastic body available in black.

• Aperture scale: f1 - f45
• Shutter speed range: 2h - 1/2000s
• ISO range: 6 - 12500
• Size: 88 x 66 x 33 mm
• Weight: 148g