DYNACTINOMETER
\dˌa͡ɪnɐktɪnˈɒmɪtə], \dˌaɪnɐktɪnˈɒmɪtə], \d_ˌaɪ_n_ɐ_k_t_ɪ_n_ˈɒ_m_ɪ_t_ə]\
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An instrument for measuring the intensity of the photogenic (light-producing) rays, and computing the power of object glasses.
By Oddity Software
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An instrument for measuring the intensity of the photogenic (light-producing) rays, and computing the power of object glasses.
By Noah Webster.