9/26/2023 0 Comments Cnet free easy video cutterMagnification: Relationship between the telescope's optical system and the eyepiece.įor the uninitiated, choosing the best telescope for a beginner can be a confusing affair - especially when you're bombarded with jargon. Small focal ratios provide lower magnifications, wide field of view and a brighter image. Short focal lengths offer a wide field of view and a small image.įocal ratio: Also known as the telescope's speed. Aperture: Diameter of the primary mirror or lens, which allows a telescope to collect light.įield of view: Area of sky visible through the eyepiece.įocal length: A telescope's tube length.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |