I'm no physics or optics expert but this paper seems to suggest you're wrong? https://www.sciencedirect.com/science/article/pii/S0263224119311893 https://www.s

I'm no physics or optics expert but this paper seems to suggest you're wrong? https://www.sciencedirect.com/science/article/pii/S0263224119311893 https://www.sciencedirect.com/science/article/pii/S026322411... "...show that an array of small independent sensors is always less noisy than a large sensor of the same size."