About 2 Trademarks found that are owned by Yuhuan Huanyu Optical Instrument Co Ltd

Frames for photographic transparencies; cinematographic cameras; cases especially made for photographic apparatus and instruments; stands for photographic apparatus; tripods for cameras; electrified rails for mounting spot lights; bags for cameras and photographic equipment; lenses for astrophotography; optical lenses; optical glasses

The color(s) black, blue, red and white is/are claimed as a feature of the mark.