Sky-Watcher Evoguide-50ED: the guidescope that is also a telescope
The Evoguide-50ED is a 50mm ED doublet with Ohara S-FPL53 glass: pinpoint stars, and that's exactly what makes guiding accurate. With a 242mm focal length (f/4.8) and a fine helical focuser, you can achieve pinpoint focus on your guide star, allowing your autoguider to send tight corrections.


The camera side offers T2 threads and a 1.25-inch eyepiece holder; collimation rings with nylon set screws precisely align the viewer to the guide field. And because the optics are so good, the Evoguide does more than just guide: with the matching field flattener, it becomes a widefield mini-astrograph, and it's just as useful as a travel scope or finder.
Features
- 50mm ED-doublet with Ohara S-FPL53 element
- 242 mm focal length, f/4.8
- Fine helical focuser, T2 and 1.25 inch connection
- Collimations with nylon adjustment screws
Compatibility
Fits via the mini-dovetail in a standard finder shoe or on the Guidescope Mount. With the Evoguide field flattener suitable for widefield photography.
Specifications
| Objective | 50 mm ED-doublet (Ohara S-FPL53) |
| Focal length | 242 mm (f/4.8) |
| Focuser | Helical, fine |
| Camera side | T2 thread and 1.25 inch |
| Assembly | Collimations, mini-dovetail |
The disassembly of Sky-Watcher is a base that will last you for years. Unsure which mount is best for your telescope and your goals? Contact us, we'd be happy to help you decide.





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