We stock three types of rubber eyecup and they are all made from soft black rubber. They are supplied singly and fit eyepieces in the sizes given below:
Type A: winged style to fit eyepiece barrel diameter from 32mm to 35mm
Type B: Standard Plossl type, fits all Meade, Antares, Celestron, Orion (USA)plossls and any eyepiece barrel diameter from 29mm to 32mm.
Type C: For larger eyepieces - to fit eyepiece barrel diameter from 37mm to 39mm
A useful range of eyecups to repair or upgrade your eyepieces.