Optics Subsea Camera Protection K9 Sapphire Glass Flange Dome Lens

The dome port is a concentric lens.Dome ports greatly reduce refraction, radial distortion, axiality, and chromatic aberration.

What is optical dome lens?

Optical Dome Port Lens provide protective boundaries while allowing for a clear view between two environments. An optical dome is a lens with two concentric spheres. Sometimes they are referred to as curved planar parallel plates.

Why choose optical glass dome lens?

Domes are ideal for underwater and split-level (half over/under) photography, because they correct for aberrations that occur as light travels at different speeds above and below water.

Picture display of hemispherical dome lens

Specification of glass flange dome lens

People also ask

• What does a dome do for underwater photography?
  Domes are essential underwater when shooting wide angle and zoom lenses. A flat port magnifies objects the same way your dive mask does, and it turns into a port hole when shooting wide lenses.
   
• Which lens makes things look closer?
  A concave lens makes objects look smaller and closer. Concave lenses correct nearsightedness.
   
• What lenses make you look bigger?
  Telephoto lens compress space, making objects appear larger and closer together than normal