Detailed Product Description

6 inch refractor telescope - doublet achromatic objective lenses optical system.
Aperture:6inch/152mm telescope lens,
Focal length (f):1200mm (47-inch), f/8,
Multi coated green telescope lenses,
Telescope Mount:Heavy duty eq5 German equatorial mount
Finder scope:8x50mm, 
Telescopes Tripod: heavy duty steel tube tripod, 
Telescope Eyepieces:31.75mm (1.25") eyepiece pl6.5mm, pl20mm,
50.8mm (2-inch) telescope focuser, 
31.7mm (1.25-inch) 90-degree Mirror telescope Diagonal,

Angular resolution (resolving power):0.753 arcsec,
Maximum useful magnification:299x, 
Limiting magnitude:14.8,

Optional telescopes accessories: 
computerized telescopes:Auto GOTO tracking star system for EQ5,
GPS telescopes:GPS external module,
astrophotography telescope:Electro-focuser compatible with Auto GOTO tracking star
system ,
motorized reflector telescope:Dual axes hand control motor driver box for EQ5,
2x or 3x achromatic barlow lens,2x ED barlow lens,
70 degree Super Wide Angle/SWA eyepieces,
80 degree Ultra Wide Angle/UWA eyepieces,
Extra Dispersal/ED Eyepieces,
zoom eyepieces,
45 degree or 90 degree 100% full reflex roof prism,
8x50 illuminating reticle finder scope,
6mm or 12mm Illuminating reticle guide scope,
Moon filter/luner filter,moon telescopes,
Sun filter/solar filter,solar telescopes,sun telescopes,
more eyepiece adapter and camera adapter for your option.

other 6 achromatic refractor telescope:
6inch,D=152mm,f=990mm,

other objective size of achromatic refractor telescope:
5inch,D=127mm,f=1200mm,
5inch,D=127mm,f=820mm,
4inch,D=102mm,f=1000mm,
4inch,D=102mm,f=660mm.

other Semi-Apochromatic/Super Achromatic Optical System Refractor Telescope:
6inch,D=152mm,f=760mm,
5inch,D=127mm,f=635mm.

other ED APO refractor telescope:
3.15inch,D=80mm,f=480mm,
4inch,D=102mm,f=700mm,
5inch,D=127mm,f=952mm.