Abstract:
Provided is a black photosensitive resin composition comprising a black organic pigment, insulating metal oxide particles, an alkali-soluble bond resin, a photopolymerizable compound, a photopolymerization initiator, and a solvent. The black organic material is a photosensitive resin composition, containing a perylene black pigment, for forming an optical shield layer.
Abstract:
The present invention relates to a fixed snow measuring plate, the snow measuring plate being characterized by being fixed to the ground, and disposed on the ground in such a manner that the snow measuring plate is positioned below one end of an instrument tower on which a sensor for observing snow levels is installed, wherein the installation of the snow measuring plate is such that the position thereof on the ground is fixed.