AOI GoPro Underwater Close-Up Lens


Enhance your underwater photography with the AOI Gopro Lenses. The UCL-03 is a Underwater Close-up Lens designed for action cameras like GoPro Hero and smartphones. This lens provides a 90° underwater angle of coverage, allowing you to capture stunning close-up shots with ease.

SKU: AOI-UCL-03 Categories: , , ,



Enhance your underwater photography with the AOI UCL-03 Underwater Close-up Lenses. Designed for action cameras like GoPro and smartphones, this lens provides a 90° underwater angle of coverage, allowing you to capture stunning close-up shots with ease.

The lens construction consists of 3 elements in 3 groups, ensuring high-quality images with minimal distortion. All lens elements are made of optical glass and housed in a durable hard-anodized aluminum alloy barrel, providing both optical clarity and robustness.

With a focus distance ranging from 40mm to 78mm underwater, the AOI UCL-03 offers versatility in capturing subjects of various sizes and distances. The lens mount utilizes the AOI Quick Release System-02 (QRS-02), making it compatible with the most popular AD mounts.

Whether you’re an avid underwater photographer or a casual enthusiast, the AOI UCL-03 is an essential accessory for capturing detailed close-up shots of marine life and underwater scenes.

Product Description


  • Model: AOI UCL-03
  • Description: Underwater Close-up Lens for Action Camera & Phone
  • Lens Construction: 3 Elements in 3 Groups
  • Material: All Lens Elements in Optical Glass, Lens Barrel in Hard Anodized Aluminum Alloy, Silicone Front Bumper Ring
  • Lens Coating: All Glass Lens Elements with Multi-layers AR Coating
  • Field of View (Underwater): 90 Degree
  • Focus Distance (Underwater): 40mm (min.) to 78mm (max.) from the front lens element to the Subject
  • Lens Mount: Using AOI Quick Release System-02 (QRS-02), Lens pre-installed with QR2 Mount (Compatible with the most popular AD Mount)
  • Optional Lens Mounts: AD-M55-UWL-03 Adapter for UCL-03 with M55 Thread Mount, AD-M52-UCL-03 Adapter for UCL-03 with M52 Thread Mount
  • Depth Rating: 60 Meters / 200 Ft.
  • Dimensions: Φ81mm(D) x 28.5mm(H)
  • Weight: On Land: 181 g, Underwater: 175 g
  • Standard Accessories: Neoprene Front Lens Cap, Rear Lens Cap in QR2 Mount, Lens Pouch (AOI LPC-01), Lens Secure Line (AOI QRL)



Underwater Cameras is the official distributor/importer of AOI products in Australia. AOI Limited  was founded in 1994 in Hong Kong by a team of engineering professionals. AOI first started manufacturing Compact Film Cameras but quickly progressed to Single-use Underwater Cameras and Underwater Digital Camera Housings. AOI also produces a quality range of Underwater Optics, Underwater Conversion Lenses and Lens Port Systems for underwater housings. AOI is an OEM/ODM Underwater Camera Housing and Underwater Electronic Products manufacturer for many well-known Underwater Brands.
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