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Eyepiece Simulator

Celestron NexStar 8SEOrion Nebula

Telescope

Looking through

Tele Vue Nagler 31mm Type 5

66× • 1.3° • 3.1mm exit pupil

Frames the whole nebula while pulling out structure in the glowing core.

Eyepieces

Wide field

Widest views — large nebulae & open clusters

General

Everyday deep-sky & the Moon

Planetary

Planets, double stars & fine detail

›Very high power(10) · Rarely usable — needs exceptional seeing

← 1.3° → true field

82° apparent field

M42

Excellent fit· Tele Vue Nagler 31mm Type 5 on the Celestron NexStar 8SE

Why this eyepiece?

Large and bright — fills most low-power fields. The glowing gas of a stellar nursery 1,350 light-years away.