|Lightmaster Pro L-478DR|
image by Galea Andrei (Image rights)
The L-478 Lightmaster Pro is a series of exposures meters from Sekonic released from 2012.
It uses a touchscreen instead of a psychical buttons and switches for a majority of the settings. The base model it the L-478D while a radio trigger version is the L-478DR. In 2016, they were refreshed with the L-478D-U and L-478DR-U. Variations for Elinchrom’s Skyport radio triggering was released as the L-478D-U-EL and a version for Phottix radio triggering was released as the L-478D-U-PX