We designed a number of ar, an vr glasses. Engineers of most buzzwordy brands don't seem to have had "optics 101" during their engineering education. https://

We designed a number of ar, an vr glasses. Engineers of most buzzwordy brands don't seem to have had "optics 101" during their engineering education. https://news.ycombinator.com/item?id=28839541 https://news.ycombinator.com/item?id=28839541 > Holographic waveguides, and such are a dead end development with a substandard image quality which you cannot do anything about, as well as its inefficiency (these waveguides waste 70-90%+ of light.) > The fundamental problem is that the amount of image light transferred is inversely proportional to the amount of light obscured. — they are extremely inefficient, and there is physically no way around this.