Reef Glass Viewer is suitable for Aquarium Hobbies to watch their tank. It's no need to worry for the pump and wave in the tank can shooting a good photo clearly. Include a Extra Double 2X lens to watch the tank
Feature
Extra Double 2X Glass Len to enlarge View(This item is only in Fish-Street.com, you never can got in another place)
Clearly to watch the bugs or stone or fish in your tank