SV503 OTA Set for Eyepiece Projection Astrophotography-Connected to M42 Camera Ring
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Key Features
Connects to an M42 camera mount for easily capturing high-definition details of the moon and planets.
Works with Nikon, Canon, or Sony M42 mount adapters to fit mainstream DSLR and mirrorless cameras.
Two ED objective lens specifications are available to meet advanced needs for focal length and resolution in different levels of astrophotography.
Utilizes eyepiece projection to achieve larger image scale and more surface detail compared to prime-focus astrophotography.
The set does not include an eyepiece, allowing users to freely select eyepieces of different focal lengths based on their imaging targets.
SV503 80ED OTA+Eyepiece Projection Kit
SV503 102ED OTA+Eyepiece Projection Kit
M42 Nikon Adapter
M42 Canon Adapter
⚡ Shipped: 72 hrs after ordering (Pre-sale products excluded).
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SV503 OTA Set for Eyepiece Projection Astrophotography
Eyepiece projection is a great way to take detailed shoots of moon and planets. Photographed objects in these images are considerably larger and show more detail than such taken with prime focus shots.SV503 OTA set can realize eyepiece projection.

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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 |
| Model | SV305 |
| Sensor | 1/2.8" CMOS SONY IMX290 |
| Pixel Size | 2.9X2.9μm |
| Resolution | 2 Mega Pixels 1920X1080 |
| Shutter | Electronic Shutter |
| Max FPS | 130fps(320*240) |
| Video encoding format | RAW |
| ADC | 12 bit |
| ROI support | Any area ROI |
| On camera image buffer | 128M DDR buffer |
| Optic window | IR650 glass |
| Interface | USB 2.0 |
| Material | Aluminum alloy |
| Supported OS | Windows, Linux, Raspberry Pi & Mac OS |
| Power Consumption | 200mA@5V |
| Working Temperature | -0°C~45°C |
| Storage Temperature | -10°C~60°C |
| Working Relative Humidity | 20%~80% |
| Storage Relative Humidity | 20%~95% |
| Model | SV194 |
| Size | M42*0.75 |
| Male thread | Nikon F-mount Male |
| Color | Black |
| Material | Metal Aluminum |
| Net weight | 31g / 1.05oz |
| Model | SV195 |
| Size | M42*0.75 |
| Male thread | Canon EF-Mount |
| Color | Black |
| Material | Metal Aluminum |
| Net weight | 44.7g |
| Model | SV196 |
| Material | Metal Aluminum |
| Color | Black |
| Thread | M42*0.75 Female---SONY A-mount Male |
| Thickness | 10mm |
| Net Weight | 35.7g / 1.26oz |
| Note | No electrical connection and diaphragm & focusing are required to be set manually |
| Model | SV196 |
| Material | Metal Aluminum |
| Color | Black |
| Thread | M42*0.75 Female---Sony E-mount Male |
| Thickness | 36.5mm |
| Net Weight | 68.3g / 2.4oz |
Telescopes
SV503_User_Manual
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