Mini Guide Scope 30mm F4 Finder For Auto Guiding Cameras Like SV305C Pro, Works With ZWO QHY Orion, Deep Sky Astrophotography Ready, 1.25 Inch Mount, M42 Thread, Compact Guide Tool For Precise Starlight Tracking

Compact 30mm (1.18in) F4 Guide Scope for Auto Guiding
✔️ 1.25in & M42 mounts, 30mm F4 optics, 45mm back focus (1.77in)

This compact guide scope helps you precisely lock onto guide stars and feed corrections to your mount. It’s a staple in many astro-imaging rigs and works with auto guiding cameras like SV305C Pro, ZWO, QHY, Orion, and similar setups.

✅ 30mm (1.18in) achromatic optics with ultra-wide band coating
✅ 45mm back focus (1.77in) for easy, precise focusing
✅ 1.25in and M42 mounts for broad compatibility with guiding cameras
✅ CNC metal construction with nylon-tipped thumbscrews to protect the tube
✅ Mounting rings included with adjustable position for flexible setup

💡 What is a guide scope used for in astronomy auto guiding and long-exposure astrophotography?

A handy explanation of how guide scopes help keep stars sharp during long exposures.

• Helps maintain accurate star tracking by delivering precise mount corrections
• Works with common guide cameras such as SV305C Pro, ZWO, QHY, and Orion
• Reduces drift and field rotation for crisper deep-sky images
• Simple to mount on 1.25in finders and M42 threaded systems

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