a musical instrument for calculating the strength of photogenic rays and computing the effectiveness of item glasses.
a musical instrument for calculating the intensity associated with the photogenic (light-producing) rays, and computing the effectiveness of object cups.
a musical instrument for measuring the intensity of actinic energy, and for comparing the quickness of lenses.
a musical instrument for measuring the intensity of photogenic rays and processing the power of item spectacles.
a musical instrument for measuring the strength of the photogenic (light-producing) rays, and computing the power of object spectacles.
a guitar for measuring the intensity of actinic power, or for evaluating the quickness of contacts.
How would you define dynactinometer?