30mm 31.7mm 32mm eyepiece lens dust cap protective cover 1.25'' astronomical telescope eyepiece cover accessories lens cap camera holder Features: High quality. Standard 1.25 inch eyepieces fit Quick and easy to remove. A set of 2 brand new dust caps. Made of durable for long time use. Healthy and environmentally friendly material. Using it to protect the eyepiece from dust, scratches and water. Specifications: Material: Colour: white. Type: 30mm / 31.7mm Male / 31.7mm Female / 32mm Female Package includes: 1 x dust cover. : 1. Please allow 1-2 cm error due to manual measurement. Please make sure you do not mind before ordering. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.