Basic Set Up
Set up a Dual Scope System On AM3
Set up a Dual Scope System On AM3
Set up a dual scope system on the ZWO AM3 mount by rotating the clamp head properly. Ensure stability and alignment when installing side-by-side telescopes.
Back Spacing Range on Petzval Systems
Back Spacing Range on Petzval Systems
Camera Adapter Replacement (Set Screws)
Camera Adapter Replacement (Set Screws)
Care & Safety
Adjusting Instruction
Flattener Back Focus Adjustment
Flattener Back Focus Adjustment
Learn how to adjust back focus on William Optics flatteners using built-in adapters and optional extenders. Ensure sharp stars by fine-tuning optical spacing.
Ultra Flat Back Focus Adjustment
Ultra Flat Back Focus Adjustment
Learn how to adjust back focus on William Optics Ultra Flat. Ensure sharp stars by fine-tuning optical spacing.
Pleiades Series Back Focus Adjustment
Pleiades Series Back Focus Adjustment
Learn how to adjust back focus on William Optics Pleiades telescopes. Ensure sharp stars by fine-tuning optical spacing.
Sensor Tilt Adjustment (Standard)
Sensor Tilt Adjustment (Standard)
Fix distorted star shapes with William Optics’ Tilt Adapter. This guide shows how to diagnose sensor tilt and apply precise adjustments confidently.
Sensor Tilt Adjustment (STX)
Sensor Tilt Adjustment (STX)
Fix distorted star shapes with William Optics’ new Sensor Tilt Xterminator. This guide shows how to diagnose sensor tilt and apply precise adjustments confidently.
WIFD R&P Focuser Tension Adjustment
WIFD R&P Focuser Tension Adjustment
Explore WIFD R&P focuser tension adjustment, including the Quick Tension Knob function and best practices for secure, smooth focusing performance.
R&P Focuser Tension Adjustment
R&P Focuser Tension Adjustment
Explore R&P focuser tension adjustment, including the Quick Tension Knob function and best practices for secure, smooth focusing performance.
Sensor Tilt Adjustment (STX-R)
Sensor Tilt Adjustment (STX-R)
Fix distorted star shapes with William Optics’ new Sensor Tilt Xterminator. This guide shows how to diagnose sensor tilt and apply precise adjustments confidently.
Installing Accessories
Installing a M48 Filter
Installing a M48 Filter
Find out where and how to install an M48 filter on William Optics scopes.
Installing EAF on R&P Focuser
Installing EAF on R&P Focuser
Find out where and how to install the ZWO EAF on William Optics scopes.
Installing EAF with K-ASTEC bracket
Installing EAF with K-ASTEC bracket
Find out where and how to install the ZWO EAF with K-ASTEC bracket on William Optics scopes.
Elite Drawer OAG Kit
Elite Drawer OAG Kit