44mm Twist-up Eyecups+cover for SRBC APO binoculars

44mm Twist-up Eyecups Suitable for the entire SRBC APO binoculars  Sky Rover Optics has newly launched a 44mm twist-up eyecup set for the Banner Cloud (Hereinafter referred to as “BC”) APO series binoculars.  This upgrade is designed to better accommodate users with deeper eye sockets, enhancing comfort when using the binoculars and improving the overall viewing experience. The 44mm twist-up eyecup set is produced using a modular design, making replacement extremely convenient.  Simply rotate the original eyecups counterclockwise to remove them and install the new 44mm eyecups.  Additionally, the new eyecup set allows eyeglass wearers to get approximately 1mm closer to the eyepiece (when fully retracted) compared to the original eyecups. Eyecup Comparison Original Eyecups The max diameter is approximately 48.5mm, and the min diameter is about 46mm. The min distance between the two eyecups is 7mm. 44mm Eyecups The max diameter is approximately 45mm, and the min diameter is about 43mm.