Push-on close-up filter set made by Zeiss Ikon for Contaflex 35mm SLR cameras with 27mm filter mounts. They fit over the front of the lens barrel. The included case has a calculator on the back for the different depths of fields and focus distances the filters provide. Metal body available in chrome.

The set consists of:

• 1x, f = 1m (for distances 40 to 18 in.)
• 2x, f = 0.5m (for distances 20 to 12 in.)
• 3x, f = 0.3m (for distances 12 to 8 in.)
• 4x, f = 0.2m (for distances 8 to 6 in.)

• Size: 33 x 10 mm (filter), 87 x 83 x 18 mm (case)
• Weight: 111g (whole set)