Neutral Density Filter Sets

 

Code Number: 7D10.65

Demo Title: Neutral Density Filters

Condition: Excellent

Principle: Absorption filtering

Area of Study: Modern Physics

Equipment: 

Neutral Density Filter Sets

Procedure:

Two neutral density filters that graduate from 100 % transmission to 0 % transmission.

References:

Thomas B. Greenslade Jr., "An Inexpensive Optical Absorption Experiment", TPT, Vol. 44, #6, Sept. 2006, p. 348.