SV503 OTA Astronomy Gear for CMOS Astrophotography
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Key Features
Features high-quality extra-low dispersion glass to eliminate chromatic aberration, delivering crisp and color-accurate deep-sky images.
Two ED lens configurations available to meet advanced needs for focal length, resolution, and light-gathering capability for different targets.
Supports various camera models including SV305 Pro, SV705C, and SV505C for flexible pairing based on imaging needs.
Combines ED optics with high-quantum-efficiency CMOS sensors to clearly capture fine details of faint deep-sky objects.
System designed for both high-frame-rate planetary imaging and long-exposure nebula photography, suitable for diverse astrophotography scenarios.
SV503-80ED
SV503-102ED
SV305 Pro
SV705C
SV605CC
SV405CC
⚡ Shipped: 72 hrs after ordering (Pre-sale products excluded).
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SV503 series with astronomy camera seriesconnected can achieve different effects.1. Have sensitive capture ability2. Get clear images3. Planets and nebulae can be captured according to different choices

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| Model | SV503-F9359A | SV503-F9359B | SV503-F9359D |
| Type | Refractor | Refractor | Refractor |
| ED Glass | S-FPL51 | S-FPL51 | S-FPL51 |
| Coating | SMC | Ultra-wideband coating(SMC) | SMC |
| Aperture | 70mm / 2.75-Inch | 80mm | 102mm / 4.01-Inch |
| Focal length | 420mm | 560 mm | 714mm |
| Focal Ratio | f/6 | F7 | f/7 |
| Type of Focuser | RAP (Rack and Pinion) | 2 inch Dual speed focuser | RAP (Rack and Pinion) |
| Gear Reduction | 1:10 Fine movement | 1:10 | 1:10 Fine movement |
| spec | F9198A | F9198B | F9198C | F9198D | F9198F | F9198H | F9198J | F9198K |
| Model | SV305 | SV305 Pro | SV305 Pro | SV305M Pro | SV405CC | SV505C | SV705C | SV605CC |
| Sensor | 1/2.8" CMOS SONY IMX290 | 1/2.8" CMOS Color SONY IMX290 | 1/2.8" CMOS Color SONY IMX290 | 1/2.8” COMS monochrome Sensor SONY IMX290 | 4/3'' SONY IMX294 CMOS19.2mm*13mm | SONY IMX464 CMOS | IMX585 | Color IMX533 CMOS |
| Pixel Size | 2.9X2.9μm | 2.9µmx2.9µm | 2.9µmx2.9µm | 2.9um X 2.9um | 4.63*4.63μm | 2.9μm* 2.9μm | 2.9um X 2.9um | 3.76um x 3.76um |
| Resolution | 2 Mega Pixels 1920X1080 | 2MPixels(1920*1080@120FPS)360*240@260fps | 2MPixels(1920*1080@120FPS)360*240@260fps | 2M Pixels (1944*1096) | 11.7 megapixels 4144*2822 | 2712×1538 | 3856×2180 | 3008*3008 |
| Supported OS | Windows, Linux, Raspberry Pi & Mac OS | Windows, Linux, Raspberry Pi & Mac OS | Windows, Linux, Raspberry Pi & Mac OS | Windows8.1& win 10 & Linux &Raspberry Pi & Mac OS | Windows, Linux, Raspberry Pi & Mac OS | Windows , Linux OS Raspberry Pi,Mac os, Chrome os | Windows , Linux OS Raspberry Pi,Mac os, Chrome os | Windows,Linux,Mac OS,Raspberry Pi,Chrome OS |
| Power Consumption | 200mA@5V | 230mA@5V | 230mA@5V | 200mA 5V | ||||
| Working Temperature | -0°C~45°C | -10°C~50°C | -10°C~50°C | -10℃ to +50℃ | -10℃-50℃ | -10℃ to +50℃ | ||
| Storage Temperature | -10°C~60°C | -20°C~60°C | -20°C~60°C | -20℃ to +60℃ | -20℃-60℃ | -20℃ to +60℃ | ||
| Working Relative Humidity | 20%~80% | 30%-80% | 30%-80% | 30%-80% | 20%-80% | 30%-80% | ||
| Storage Relative Humidity | 20%~95% | 20%-90% | 20%-90% | 20%-90% | 20%-95% | 20%-90% | ||
| USB Type | USB3.0 | USB3.0 | USB 3.0 | USB3.0 | USB3.0 | Type-B USB 3.0 | ||
| Exposure Time | 1ms~30min | 1ms~30min | 0.03ms-2000s | 0.05ms-2000s | 64us-2000s | 0.05ms-2000s | ||
| Gain | Automatic/Manual | Automatic/Manual | 1~30 | 0-500 | ||||
| Diagonal Line | 6.5mm | 23.2mm | 9mm | 12.85mm | 15.968mm |
| Brand | SVBONY |
| Model | SV550 |
| Aperture | 80mm |
| Focal Length | 480mm |
| Focal Ratio | f/6 |
| ED Glass | FPL51 |
| Telescope Type | Refractor |
| Resolution | 1.45 arc seconds |
| Coatings | SMC |
| Limiting stellar magnitude | 11.6 |
| Lens design | Apochromatic |
| dovetail plate length | 150-175mm |
| barrel weight | 2900g |
| mirror Brief Size | 377.8mm |
| Net weight | 3750g |
| Gross weight | 3850g |
| Package size | 440x220x210mm |
| Model | W2811C |
| Size | 2" to 1.25" |
| Material | Metal |
| Color | Black |
Telescopes
SV503_User_Manual
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