This adapter allows you to connect the Prima Luce Lab Esatto 3″ robotic microfocuser to the Sky-Watcher Esprit 120 & 150 reducers.Engineered in-house by and made from CNC-machined and hard-anodized 6061-T6 Aluminium.

The adapter is designed to have the SkyWatcher Esprit 120/150 reducers to slide inside the adapter and the Esatto.

The SkyWatcher flattener/reducer for the Esprit 150 require a total spacing from back of tube of155mm (distance between silver ring to telescope side of the flattener, excluding the internal female thread of the flattener). The total spacing can be filled with:

• Esatto 3″ to Esprit 120/150 adapter PL3200253: 20mm
• Prima Luce Lab Esatto 3″ 40mm extension: 40mm
• Esatto 3″: 58mm
• Esatto 3″ excursion: 17 mm
• adapter for the Esatto 3″ and Esprit 150: 20mm

For a total of 155mm.

If you want to add the Arco 3″ rotator to the optical train:

• Esatto 3″ Esprit adapter PL3200253: 20mm
• Esatto 3″: 58mm
• ARCO 3″ with Esatto 3″ adapter PL3600458: 24.5mm
• Prima Luce Lab Extension:25mm
• Esatto 3″ excursion: 7.5mm
• adapter for the Esatto 3″ and Esprit 150: 20mm

For a total of 155mm.

Specifications