For Samsung Galaxy F13 SM-E135F LCD Screen Digitizer Full Assembly with Frame Samsung Tab S Cases High-quality professional lenses: Aspheric lenses

High-quality professional lenses: Aspheric lenses can reduce aberrations and distortions

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You can wear it comfortably without pain due to the ergonomic in-ear design

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1) Stepping Ring for AI Lens to FX Lens Mount

For Samsung Galaxy F13 SM-E135F LCD Screen Digitizer Full Assembly with Frame Samsung Tab S Cases High-quality professional lenses: Aspheric lensesBefore Installation Notes Tips 1: Test before installation When testing, do not remove any protective film or tags. Please pay attention to the problem of static electricity. Before attempting any repair, be sure to ground yourself is an ESD (electro static discharge) strap. This will prevent static electricity from damaging the electronic components within the phone. Ensure you wear eye protection and use caution not to cut your finger with the glass