vistci lujvo

t1 is an optical tool used by v1 to see v2.

Cf. viska, tutci, le'otci, barkalyle'o, darvistci. Includes but is not limited to glass-based spectacles.

In notes:

l1=b1 is a monocle/pair of (eye)glasses/spectacles allowing the clear sight of l2 (light) by k2 (wearer).
t1 is a telescope for seeing v2=d1 which is far from d2.
t1 is a monocle/pair of (eye)glasses/spectacles for observational activity t2.