Adapter ESATTO 3.5 LP for GSO/ORION/TPO RC 254/304/355/406 (PrimaLuceLab, SKU: PL3600367) PrimaLuceLab opinie

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The ESATTO 3.5" LP → GSO/ORION/TPO RC 254–406 mm Adapter (PrimaLuceLab, SKU: PL3600367 ) allows you to replace the factory focuser in Ritchey-Chrétien reflectors manufactured by GSO (also sold under the Orion USA and TPO brands) with 10″, 12″, 14″, and 16″ apertures with the ESATTO 3.5" LP focuser. The adapter uses the existing mounting hole pattern of the rear tube plate, so installation requires no drilling or permanent modifications.

The most important features of the adapter

• fits GSO/Orion/TPO RC 254/305/355/406 mm backplates – plug-and-play installation
• provides an axial, rigid connection with the ESATTO 3.5" LP extractor
• maintains nominal RC back-focus – possibility of using reducers/correctors
• CNC milled 6061-T6 aluminum, hard anodized - high stiffness and corrosion resistance
• blackened interior - reduced reflections, better contrast

Set components

• ESATTO 3.5" LP ↔ rear RC cell flange adapter
• set of M6 stainless steel mounting screws

Technical parameters

• compatible extractor: ESATTO 3.5" LP
• compatible telescopes: GSO / Orion / TPO RC 254 mm (10"), 305 mm (12"), 355 mm (14"), 406 mm (16")
• material: aluminum 6061-T6, anodized
• optical thickness: < 5 mm (RC back-focus preserved)
• EAN: 8059020774301
• manufacturer: PrimaLuceLab – Italy

The PL3600367 adapter enables full automatic focusing of large Ritchey-Chrétien GSO/Orion/TPO telescopes by installing a precise, low-profile ESATTO 3.5" LP focuser while maintaining stability and adequate back-focus for astrophotography.