Microscope Rubber Eyecup Eye Shield Replacement Cover are made from soft, durable rubber designed to fit comfortably against the eye, reducing fatigue during prolonged observation. Available in 12 styles featuring various structures and sizes, they are compatible with a wide range of microscope eyepiece mounts (approx. 27mm–38mm), making them ideal replacements for biological microscopes, industrial microscopes, repair microscopes, and other optical equipment.

Feature
1. Effective Stray Light Blocking: Perfectly blocks ambient light and prevents reflections, ensuring a clearer field of view and allowing for more focused, comfortable sample observation.
2. Reduces Visual Fatigue: The soft rubber provides cushioned support for the eyes, effectively alleviating eye strain and soreness—even during extended tasks like BGA jumper wire work or motherboard diagnostics.
3. 12 Popular Specifications Available: Precision-matched to various eyepiece outer diameters and user preferences; suitable for biological microscopes, stereo microscopes, and various binocular devices.
4. Highly Elastic, Eco-friendly Material: Tough and wear-resistant, these eyecups are easy to install and remove. They offer excellent tear resistance for long-lasting durability.
5. Protects Optical Eyepieces: Prevents direct contact between the eye and the eyepiece lens, protecting high-quality optics from contamination by sweat, eyelash oils, and cosmetics. 

Option
1. No. 1 Folded Small Flat-Angle Eye Cup
2. No. 2 Folded Large Flat-Angle Eyecup
3. No. 3 Light-Blocking Eyecup
4. No. 4 Dual-Layered Angled Eyeshield
5. No. 5 Short Horn Eyecup
6. No. 6 Flat Winged Eyecup
7. No. 7 Thickened Horn Eyecup
8. No. 8 Tin & High Horn Eyecup
9. No. 9 Thick Shading Type B Eyecup
10. No. 10 Thick High Horned Eyecup
11. No. 11 High-Horned Rubber Eyecup-Type E
12. No. 12 Folding Large Flat-Angle Eyecup