Diaphanometer :: Diaphanometer (n.) An instrument for measuring the transparency of the air.
 
	Diaphanoscope :: Diaphanoscope (n.) A dark box constructed for viewing transparent pictures, with or without a lens..
 
	Diaphanotype :: Diaphanotype (n.) A colored photograph produced by superimposing a translucent colored positive over a strong uncolored one.
 
	Diaphanous :: Diaphanous (a.) Allowing light to pass through, as porcelain; translucent or transparent; pellucid; clear..