请高手帮帮忙，看看镜子吧！

我是一名初学者，对夜空中的星星很感兴趣，想买人生中第一个天文望远镜，双筒镜已经购买，准备去B&H点搬一台回来，我看中了以下几个型号的折射望远镜，请高手指点，谢谢！


Meade - DS-2080AT 80mm Refracting Telescope  
Yes Astro Photography
1.25 Inch InchesEyepiece Format
26mm (30x) and 9.7mm (82x) Eyepieces Included
5x24 Finder Scope
800 mm Focal Length
f/10 Focal Ratio
Yes Goto
No GPS
Standard Lens Coating
240 Maximum Useful Magnification
Fork Arm Mount
80 mm Objective
30 lbs. Shipping Weight
Refractor Type
Intermediate User Level


Celestron - NexStar 80 SLT
Yes Astro Photography
1.25 InchesEyepiece Format
25mm (36x) 9mm (100x) Eyepieces Included
StarPointer Finderscope Finder Scope
900 mm Focal Length
f/11 Focal Ratio
Yes Goto
Optional Accessory GPS
Standard Lens Coating
189 Maximum Useful Magnification
Computerized GOTO Mount
80 (3.1 Inches) mm Objective
14 lbs.Product Weight
25 lbs. Shipping Weight
Refractor Type
Intermediate User Level


Meade 80EQ-A 3.1"/80mm Achromatic Refractor Telescope (900mm f/11.0) with Manual Equatorial Mount, 9.0mm (100x) and 25.0mm (36x) 1.25" Eyepieces, 6x30 Finderscope & Tripod  



Celestron      
Firstscope 90 AZ 3.5"/90mm Achromatic Refractor Telescope (1000mm f/11.0) with Manual German-Type Equatorial Mount, 10mm (100x) and 20mm (50x) 1.25" Eyepieces, Finderscope & Tripod


另外有没有人用过meade ETX系列啊，感受如何
谢谢指教

应该不错啊!