Bought two of these picks for a science project. Came quickly and whole. With a collimated source, the focal length appears to be pretty much right around 50cm, the transmission (500nm visible) is estimated at around 80%, which is unimpressive but normal for acrylic lenses.
Heart Anatomy Poster Laminated Anatomical
3 Review
𦴠Explore the Intricacies of Human Skeleton with the Movable Skeleton Anatomy Model
3 Review
π©Ί Anatomical Laminated Respiratory Circulatory Pack: Enhancing Understanding and Visualization for Medical Professionals
3 Review
Anatomical Chart of Spinal Nerves and Dermatomes
3 Review