SVBONY SV109 M48 Variable Extension Tube 24–35 mm 24MP camera Vignetting-Free Performance: Works for exposures

Vignetting-Free Performance: Works for exposures down to f/3

The outer surface also serves as a holding cylinder for smartphone holders

5Å CaK or similar product to protect your solar imaging equipments from high temperature and bandpass shifting by rejecting massive heat before it enters telescope when imaging and observing solar

Snap-fit sectional design for easy storage

SVBONY SV109 M48 Variable Extension Tube 24–35 mm 24MP camera Vignetting-Free Performance: Works for exposuresSVBONY SV109 M48 Variable Extension Tube is a precision spacing adapter designed for astrophotography imaging trains. With an adjustable length range of 2435 mm and M480. 75 threads on both sides, it allows accurate back focus tuning for cameras, flatteners, and reducers. Key Features Durable anodised aluminium construction Manufactured from high quality aluminium alloy, providing rigidity and low weight for stable imaging setups. Internal anti