The Uni-Ball Eye Micro UB-150 uses a 0.5mm stainless steel tip to produce a 0.2mm line width. Waterproof pigment ink prevents fading or tampering on legal documents. With a 1300m writing capacity, it survives heavy academic use without premature failure.
Key Features
- Uni-Flow System: Internal regulator maintains constant pressure from full to empty. Stops ink blobs during high-speed writing.
- Waterproof Super Ink: Pigment-based formula resists water, UV rays, and chemical washing. Protects checks and legal papers from alteration.
- Clear Ink Window: Integrated transparent body section shows remaining liquid volume. Ends the guesswork of when to buy a replacement.
- Tungsten Carbide Ball: 0.5mm hardened sphere rotates inside a stainless steel housing. Holds its shape against coarse BD paper surfaces.
- Stainless Steel Tip: Rigid metal housing supports the liquid ink delivery system. Resists bending even under heavy hand pressure.
Frequently Asked Questions
Is Uni-Ball Eye Micro waterproof?
The Super Ink formula binds to paper fibers upon contact. It resists water spills and chemical erasure attempts.
What is the difference between Uni-Ball Eye Fine and Micro?
The Micro version uses a 0.5mm tip for a 0.2mm line. The Fine version uses a 0.7mm tip for a broader 0.5mm stroke.