We place a microscope over the speck and perceive an insect with all its members.

The second experience is the more unusual one, but would not every one say: Now we perceive the thing _as it is_?
21.

ULTIMATE REAL THINGS .-- Let us turn away from the senses of the word "real," which recognize one color or taste or odor as more real than another, and come back to the real world of things presented in sensations of touch.

All other classes of sensations may be regarded as related to this as the series of visual experiences above mentioned was related to the one tree which was spoken of as revealed in them all, the touch tree of which they gave information.
Can we say that this world is always to be regarded as reality and never as appearance?
We have already seen (section 8) that science does not regard as anything more than appearance the real things which seem to be directly presented in our experience.
This pen that I hold in my hand seems, as I pass my fingers over it, to be continuously extended.

It does not appear to present an alternation of filled spaces and empty spaces.