nontelescopic

The story

1. Proto-Indo-European*né
2. Proto-Germanic*ne
3. Proto-Indo-European*ís?
4. Proto-Indo-European*h₁óynos
5. Proto-Germanic*ainaz
6. Proto-Germanic*nainaz
7. Proto-West Germanic*nain
8. Old Englishnān
9. Middle Englishnon
10. Old Englishnān
11. Old Englishnān-
12. Middle Englishnon-
13. Englishnon-
14. Proto-Indo-European*kʷelh₁-
15. Ancient Greekτῆλε (têle)
16. Englishtele-
17. Proto-Indo-European*speḱ-
18. Proto-Indo-European*spéḱyeti
19. Proto-Hellenic*sképt͏̌omai
20. Ancient Greekσκέπτομαι (sképtomai)
21. Ancient Greekσκοπός (skopós)
22. Ancient Greekσκοπέω (skopéō)
23. Englishtelescopic
24. English todaynontelescopic

From non- + telescopic.