Svbony SV194 Photography Adapter for Nikon Camera ST4 guide port It adopts advanced PLL technology

It adopts advanced PLL technology

Astronomik UHC T-Mount (M42x0

offers large contrast improvement for OIII-emission nebulae

A robust 3-inch rack-and-pinion focuser provides smooth dual-speed focusing and excellent load capacity for modern imaging setups including filter wheels

Transmitter:

Svbony SV194 Photography Adapter for Nikon Camera ST4 guide port It adopts advanced PLL technologySV194 Photography Adapter for Nikon Camera This Svbony photography adapter is designed for connecting Nikon Camera. with M42 and M48famle threads, it will works with other extension tubes with M42 M48 male threads. also, including the Barlow lens.