Any separation of the eidetic and individualizirovanie eidetically-general situation - so far as it is such - it is essential necessity. The essential universality and essential need, therefore, correlates. However, when talking about the need, then we are following the correlations of co-existence, it loses its certainty: the appropriate judgment also referred to as necessary. However, it is important to observe the distinction and the first thing itself does not denote the essential universality (as usually do) as a necessity. Consciousness is necessary, and, more specifically, the consciousness of judgment, in which a certain situation admits a separation of eidetic universality, called apodictic, the very same judgment, the thesis - apodictic (also apodikticheski- "necessary") consequence of the general, whom he accompanied. The views expressed position on the relationship between universality, necessity, apodiktichnostyu can be understood more generally, so that they will be important for all, not only for purely eidetic spheres. However, no doubt that in his eidetic Limitation they acquire a special, very important meaning.