32mm-36mm Diameter Rubber Eyepiece Cover Eyeguard-Eye Protection-Stereo Microscope Telescope Monocular Binocular
Aliexpress UK
2pcs 29-48mm Rubber Eye Cups Microscope Eyecups Shields Eyepiece Cover Guards for Microscopes Telescope Birdwatching scope
Aliexpress UK
Svbony SV205 Electronic Eyepiece 1.25-inch CMOS IMX415 USB3.0 for Astronomical &Monocular Telescope Photography
Aliexpress UK
2 PCS 28-36mm Various Soft Rubber Eyepiece Eye Shields Eye Cups Guards Binoculars Microscope Telescope Night Vision Eye Cups
Aliexpress UK
Svbony SV215 Zoom Eyepiece,1.25 Inch 3-8mm,with Parfocal Design,Telescope Accessory for High Power Lunar and Planetary Observing
Aliexpress UK
2PCS Inner Diameter 28-44mm Rubber Eyepiece Eye Cups Caps Eye Guards for Stereo Microscope Binoculars Telescopes Eye Cups
Aliexpress UK
Soft Rubber Eyepiece Eye Shield,28mm-37mm Binoculars Microscopes Eyes Guard Cups,Eyepiece Cover for Eyepieces
Aliexpress UK
RELIFE M-26 Pro Ergonomically Designed Anti-fatigue Rubber Microscope Eyepiece Cover Prevent Light Leaking For Eyepieces
Aliexpress UK