DeepSee Viewer Black Max 5″
The DeepSee Viewer takes discovery and exploration to a new level by bringing you closer to what’s inside the tank. See what you’ve been missing with a DeepSee Viewer.
- Magnetic magnified aquarium viewer
- Safe for both glass and acrylic tanks
- Great for discovery or checking for signs of disease or pests on coral or fish
- Suitable for all tanks – freshwater, saltwater, or terrariums
- Optical-grade magnifying lens with a 5″ viewing portal is perfect for photography
- Focal range is approximately 3 to 12 inches
- Secured by a strong rare earth magnet for tanks with walls up to 3/4″ (20mm)
- Easily moves around the tank for viewing from any location
| Specification | Detail |
|---|---|
| Viewing Portal Size | 5 inches |
| Focal Range | 3 to 12 inches |
| Material | Magnesium alloy frame, optical-grade lens |
| Magnet Strength | Rare earth magnet (up to 20mm tank wall) |
| Compatibility | Water tanks, freshwater, saltwater, terrariums |
FAQ
Can the DeepSee Viewer be used on acrylic tanks?
Yes, the DeepSee Viewer is safe for both glass and acrylic tanks.
What is the magnification range and viewing distance?
The focal range is approximately 3 to 12 inches. The optical-grade lens provides clear magnification for detailed viewing.
Is the viewer suitable for terrariums?
Yes, the DeepSee Viewer is suitable for freshwater, saltwater, and terrariums.




Edward McDonald –
I use this viewer to check on my coral and fish daily. The magnification helps me spot small issues early. It sticks securely to my saltwater tank and is easy to move around. The black finish looks clean and fits well with my setup.
Michelle Russell –
Great tool for observing fish behavior and checking for pests. The 5-inch view is clear and the magnet holds well on my 2-inch glass tank. A little heavy for small hands, but worth it for the detail it provides.
Oliver Manning –
Used it to monitor my freshwater tank and noticed a small algae growth I missed before. The lens is sharp and the viewer stays in place without slipping. Works perfectly with both glass and acrylic.