SV503 102ED f/7 Refractor Telescope Set for Astronomical Visual Observations
Write a reviewKey Features
- Premium 102 mm ED Optics
- Complete Visual Set
- Dual‑Speed Precision Focuser
- Wide Field Eyepiece Options
- Robust Visual Performance
This SV503 102ed doublet refractor Telescope Set is suitable for astronomical visual observation.
Visual Set-1 includes: SV503 102ed OTA, SV211 handle bar, SV182 right-angle star finder, SV188P 1.25" diagonal, 2x barlows, 6-20mm 1.25" 68-degree UWA eyepiece set, and universal dovetail slot.
Visual Set-2 includes: SV503 102ed OTA, SV211 handle bar, SV182 straight star finder, SV188P 1.25" diagonal, 2" extension tube 75mm, 2x barlows, 6-12-25mm 1.25" plossl eyepiece set, and universal dovetail slot.
Visual Set-3 includes: SV503 102ed OTA, SV211 handle bar, SV182 right-angle star finder, SV188P 1.25" diagonal, 6-9-15-20mm 1.25" 68-degree UWA eyepiece set, and universal dovetail slot.
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SVBONY SV503 Refractor 102mm ED F7 Telescope Set for Astronomical Visual Observations
Rotate 360 Degree
Dual Speed Focusing
SVBONY SV503 Refractor 102mm ED F7 Telescope Set for Astronomical Visual Observations
Rotate 360 Degree
Dual Speed Focusing
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Specifications
| Model | SV550 | Model | W2757A | |
| Type | Refractor | Barrel Size | 1.25" | |
| Type of build | Doublet air spaced achromatic | Magnification Factor | 2X | |
| Glass Grades | S-FPL51 | Lens Material | Pure Optical Glass Lens | |
| Aperture | 102mm / 4.01-Inch | Lens Coating | Multilayer HD Broadband Green Film | |
| Focal length | 714mm | Sleeve Material | Metal | |
| Aperture ratio | f/7 | Thread | M42*0.75 Pitch | |
| Resolving capacity | 1.17" | Total Height | 75mm | |
| Limit value | 12.1 | Color | Black | |
| Light gathering capacity | 212x | Total Weight | 430g | |
| Max. Useful magnification | 204x | |||
| Tube weight | 3.95kgs (8.6lbs) | |||
| Tube outer diameter | 121mm | |||
| Tube material | Aluminium | |||
| Type of build | RAP (rack and pinion) | |||
| Rotating | Yes | |||
| Gear reduction | 1:10 Fine movement |
| Model | W2370A | Model | SV182 | |
| Length | along the 34mm | Lens Diameter | 30 mm | |
| Width of internal slot | 4.2mm | Focal Length | 120 mm | |
| Horizontal length of internal slot | 36.5mm | Magnification | 6x | |
| Vertical length of internal slot | 36.5mm | Eye Relief | 15mm | |
| Can be fixed | M3-M4 screw | Exit Pupil | 5mm | |
| Color | Black | Field of View | 7.5° | |
| Weight | 41g | Lens coating | FMC | |
| L*W*H | 45*40*25mm | Objective | Achromatic 2-Element | |
| Net Weight | 225g / 0.49lb / 7.92oz |
| Model | SV188P | Model | W9119A | |
| Size | 1.25-Inch | Length | 75mm | |
| Coatings | Dielectric | Dimensions (mm) | 59*75mm | |
| Reflectivity | dielectric 99% coating for bright images | Material | Aluminum Alloy | |
| Material | Aluminum Alloy | Color | Black | |
| Filter Threads | M28.5*0.6 | Size | 2" | |
| M4 Set Screws | Yes | |||
| Net Weight | 125g / 4.41oz |
- Features
- FPL-51 extra-low dispersion glass ED element
2. Dual Speed Focuser
3. 102mm Aperture
4. Metal Hoop
5. ED Lens - Effectively Eliminate Chromatic Aberration
6. Gear Ratio 1:10
7. 360-degree Rotation
