Intova Underwater Wide Angle Conversion Lens - IAL Vacuum Systems and Accessories This version is equipped with

This version is equipped with a trusted Ikelite strobe connector

Use of the vacuum valve requires a compatible Vacuum Pump with Gauge # 47011

Material: Optical grade glass and acrylic

Weight: 57g

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Intova Underwater Wide Angle Conversion Lens - IAL Vacuum Systems and Accessories This version is equipped withIntova Wide Angle Correction Dome Compatible Housing: The Intova Wide Angle Correction Dome (also known as Air Lens) is designed for waterproof housings with a 46mm thread mount. What is Air Lens? Air Lens is an optical system which uses air as an optical element. A pocket of air acts like an optical element to the performance refraction of light. The Air Lens only works when it is submerged into water or a fluid that has a higher refractive index