"Perceived Obstacle," a 1991 lithograph by Richard Tuttle, offers a compelling exploration of minimalism, perception, and the subtle power of artistic gesture. Comprising five distinct panels, each meticulously framed and presented against a pristine white ground, the work features small, disparate marks of color. These isolated elements, ranging from a striated orange and red form to a sharp green geometric fragment, a stark blue diagonal line, a soft pink dot, and a delicate red U-shaped curve, challenge the viewer to engage with their nuanced presence. The expansive white space surrounding each mark amplifies its individuality, drawing focused attention to the intricate interplay between form, color, and environment. This composition immediately immerses the observer in Tuttle’s singular approach to art making, where apparent simplicity often conceals profound conceptual depth. Tuttle’s enduring genius lies in his ability to imbue these unassuming forms with significant conceptual weight. The work’s evocative title, "Perceived Obstacle," invites an essential introspection, suggesting that these small, colorful interruptions on the pristine surface are far more than mere aesthetic flourishes. They function as compelling visual metaphors, prompting contemplation on the nature of impediment, how it is encountered, and the subjective dimensions of perception. Each mark, while modest in scale, asserts its undeniable presence, subtly disrupting the expected emptiness and demanding focused observation. This lithograph stands as a prime example of Tuttle’s career-long investigation into materiality, scale, and the delicate balance between object and its surrounding context. It encourages a meditative engagement, transforming the act of looking into a uniquely profound and personal experience.