Ultra-realistic graphite pencil drawing of a single human eye in extreme macro view, incredibly detailed iris with intricate radial textures, long natural eyelashes, glossy reflections inside the pupil, realistic skin pores and eyelid folds, a large crystal-clear tear hanging from the lower eyelid, subtle wetness around the eye, soft blended graphite shading, smooth gradients, premium sketchbook paper texture, monochrome black and white, photorealistic pencil illustration, museum-quality realism, dramatic lighting, ultra fine linework, 8K, masterpiece.