This is the 14081st most frequent Spanish word.
telescópicas
Telescópicas: Telescopic; capable of extending or contracting like a telescope.
In this sentence, 'telescópicas' is an adjective describing 'lentes', signifying the lenses are designed for or capable of telescopic magnification.
El equipo de científicos utilizó lentes telescópicas para observar las estrellas.
The team of scientists used telescopic lenses to observe the stars.
Here, 'telescópicas' qualifies 'cañas de pescar', showing that the rods can collapse or expand in a telescopic manner for convenience.
Compré unas cañas de pescar telescópicas para mi próximo viaje.
I bought telescopic fishing rods for my next trip.
The word 'telescópicos' is used here as an adjective to describe 'brazos', indicating they have the ability to extend or elongate in a manner similar to a telescope.