High-Precision Guiding for Pinpoint Stars

The ZWO 30mm F/5 APO Guide Scope is designed for exceptional guiding accuracy and stable tracking performance for main scopes under 750mm focal length. This lightweight and streamlined guide scope ensures precise star tracking, enhancing the overall imaging experience, and offers an array of differences from the top-selling 30F4 model.

 

 Designed for Superior Guiding Performance

The latest generation of the ZWO 30mm F/5 APO Guide Scope introduces several upgrades over the early ZWO 30F4 guidescope  significant changes to improve guiding precision for longer length main scopes: 

• Extended Focal Length – Increased to 150mm for improved guide star sharpness.

• Optimised APO Optical System – Three-element apochromatic design with ED glass ensures a more accurate optical path.

• Refined Aesthetic and Build – A sleek new design enhances both functionality and appearance.

 

	30F4	30F5
F-Ratio	F4	F5
Optics	2-element	3-element Apochromatic (APO) with ED glass
Guiding accuracy	Good	Excellent
Recommended main scope	<600mm	< 750mm
Focusing mode	Front Threaded Focuser
Weight	240g	348g
Dimensions	122.5 x 44 x 73	155 x 44 x 73

 

 

Professional-Grade Apochromatic Optics

The ZWO 30mm F/5 Guide Scope incorporates a premium apochromatic (APO) optical system with built-in ED glass, effectively minimising chromatic aberration and ensuring high-contrast, pinpoint stars.

 

 

Precision Focusing & Rigid Structure

• 20mm Travel Focusing Knob – Enables precise focus adjustments, with locking screws to maintain focus stability.

• Integrated Holder – Enhances structural rigidity for secure mounting.

• Quick-Release Dovetail Plate – Allows fast and convenient installation.

 

 

Usage Instructions

1. Install the guide scope and loosen the locking screws.

2. Adjust the focus knob clockwise or counterclockwise until the image becomes sharp.

3. Tighten the locking screws to secure the focus position.
   
   

 

Mechanical Drawing

 

Full Specifications

Optical Design	3-element Apochromatic (APO) with ED glass for minimal chromatic aberration
Aperture	30mm
Focal Length	150mm
F-Ratio	f/5
Recommended main scope	<750mm
Focusing Mode	Precise focusing knob
Focusing travel	20mm
Weight	348g
Dimensions	155x44x73
Adapter	M42 X 0.75

 

About ZWO Optical: Astrophotography has never been easier

Established in 2011, ZWO Optical is a fast-growing global astroimaging camera powerhouse based in Suzhou China. They focus on building and innovating groundbreaking CMOS cameras such as the iconic ZWO ASI120MM Monochrome CMOS camera (the first-ever planetary CMOS camera to beat a CCD in the early 2010s). ZWO continues to pioneer new astrophotography technology with revolutionary features to capture exceptional quality of images of space that will last you a lifetime. Today, ZWO cameras are recognised by every passionate astrophotographer and are available in over 25 countries internationally.

Product Code: 30F5