Conduits are dark when placed in air

When placing a Conduit in air or in water, it looks dark, even when emitting light. When you place a Conduit underwater, it looks dark until you enter the water for a split second, before it turns dark again.

 

Steps to reproduce:

• Place a conduit in air and in water.
• It should look dark when placed in air. when placed in water, it should look dark until you enter the water, then turn dark again.