If you are looking for a dual-purpose telescope appropriate for both terrestrial and celestial viewing, then this 102mm compact refractor is for you. This scope is ideal for terrestrial,viewing wildlife, scenery;as well as casual astronomical observation such as the Moon, star clusters and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy at night.
Coating
super fully multi coated lens ensures high light transmission and bright clear image.

3/8” Dovetail Tripod Mount
3/8 inches dovetail tripod mount with 1/4-20 tripod hole. You can connect SV503 telescope with tripod and eq mount easily.

1.25” and 2” Accessories Compatible
SV503 refractor is compatible with all 1.25in and 2in accessories like eyepieces diagonal barlow lens for its 2in to 1.25in adapter.

Specifications:
(Optics )
Type: Refractor
Type of build: Doublet air spaced achromatic
Glass Grades: S-FPL51
Aperture: 102mm / 4.01-Inch
Focal length: 714mm
Aperture ratio: f/7
Resolving capacity: 1.17"
Limit value: 12.1
Light gathering capacity: 212x
Max. Useful magnification: 204x
Tube weight: 3.95kg
Tube outer diameter: 121mm
Tube material: Aluminium
Coating:

(Focuser)
Type of build: RAP ((rack and pinion)
Connection: 2-inch
Connecting threaded socket: M54*0.75
Ring clamp: Yes
Rotating：Yes
Gear reduction: 1:10 Fine movement

The packaging includes:
1 x SV503 102F7 Telescopes OTA
1 x Pair Telescope Tube Ring
1 x 2" -1.25" Adapter
1 x Dovetail Plate
1 x Lens Cover
1 x 1.25" Dust Cover