Night vision goggles

Hello everyone. The finale for the design of night vision goggles ,which is actually an amalgamation of real examples with some assumptions. I've tried to create a unique design that complements amphibian anatomy and shows a careful balance between aesthetic detail and game optimization.
Night vision goggles model: 15500 tris. 2-4K textures
Mount model: 5400 tris. 1-2K textures