ZWO Adapter M54 to M48

ZWO Adapter M54 to M48 is a high-quality aluminum adapter that converts an M48x0.75 external thread to an M54x0.75 external thread. The adapter is only 5 mm thick and has no optical length, ensuring it doesn’t affect the backfocus of your astrophotography setup.

Thanks to the two grooves on one side, you can easily loosen and tighten the adapter, even with gloves on or in tight mounting situations. Perfect for combining accessories with different mounts, such as filter wheels, OAGs, and correctors.

✓ Connects M48 to M54 thread – quick and stable
✓ No optical length – maintains exact backfocus
✓ Made of anodized aluminum – light strong
✓ Slots for easy unscrewing
✓ Ideal for adapters, filter wheels, tilt-plates, and OAGs

Application

This adapter is suitable for:

• Connecting M48 accessories to M54 components
• Users working with ZWO OAG, filter wheels, or tilt adapters
• Situations where no optical extension is desired
• Exact backfocus construction with minimal impact on the optical path

Specifications

• Telescope connection: M48x0.75
• Camera/accessory side: M54x0.75
• Optical length: 0 mm
• Mechanical height: 5 mm
• Type: Adapter
• Material: Anodized aluminum
• Special features: Slots for manual unscrewing