Zeiss Ikon Tenax I Value Guide

The Zeiss Ikon Tenax I is a distinctive German-made miniature camera celebrated for its unconventional 24x24mm square format on standard 35mm film. Produced between 1939 and 1941, it stands out to collectors for its innovative lever-action rapid advance system designed for high-speed successive shooting.

What Is Zeiss Ikon Tenax I Worth?

The typical price range for Zeiss Ikon Tenax I is $35 - $40 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Mechanical functionality of the unique rapid-fire lever-action advance mechanism.
• Cosmetic condition of the chrome accents and the integrity of the original leatherette covering.
• Clarity of the collapsible glass optics, specifically looking for signs of haze or fungal growth.
• Presence of original accessories such as the leather ever-ready case or take-up spools.

How to Identify Zeiss Ikon Tenax I?

• Look for the collapsible lens housing that retracts into the metal body for compact storage.
• Verify the presence of the large vertical film advance lever located on the front-right of the camera body.
• Check the top plate for the 'Zeiss Ikon' branding and the specific 'Tenax' model designation.
• Confirm the square film gate inside the back cover, which measures exactly 24x24mm.

History of Zeiss Ikon Tenax I

Introduced by Zeiss Ikon in 1939, the Tenax I was designed as a rapid-shooting miniature camera. It uses a unique lever-action advance that allows for very quick successive shots. The model is famous for its 'square format' on 35mm film, which was quite unconventional for the era compared to the standard 24x36mm rectangular format.