Feature

●We decided to make this product according to the requests of those who only use light pollution cut filters in star photography
●This is the screw for the filter 1 frame that can be used to minimize vignetting
●Ultra wide angle and fisheye lens for vignetting protection
●Can be used with both 3.9 inches (100 mm) wide and 5.9 inches (150 mm) wide holders


Description

We decided to make this product according to the requests of those who only use light pollution cut filters in star photography.
This is the screw for the filter 1 frame that can be used to minimize vignetting
Ultra wide angle and fisheye lens for vignetting protection.
Can be used with both 3.9 inches (100 mm) wide and 5.9 inches (150 mm) wide holders.