ENGLISH
I
21
APPENDIX A: TECHNICAL SPECIFICATIONS
OPTICAL
SPECIFICATIONS
Model # 22084
NexStar 5SLT
Model # 22088
NexStar 6SLT
Optical Design
Schmidt-Cassegrain
Schmidt-Cassegrain
Aperture
125mm
150mm
Focal Length
1250mm
1500mm
Focal Ratio
10
10
Optical Coatings
StarBright XLT
StarBright XLT
Highest Useful
Magnification
295x
354x
Resolution: Rayleigh
Criterion Dawes Limit
1 11 arc seconds
0 93 arc seconds
0 93 arc seconds
0 77 arc seconds
Light Gathering Power
329x unaided eye
459x unaided eye
Field of View:
Standard Eyepiece
1º
83º
Linear Field of View
(at 1000 yds)
53 ft
44 ft
Eyepiece Magnification
50x (25mm)
139x (9mm)
60x (25mm)
167x (9mm)
Optical Tube Length
13”
16”
Summary of Contents for 22084
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