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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
PREMIUM QUALITY: The Large / Extra Large Arm Sling is made with high-quality materials to ensure durability
5N/250g Newton Force Meter Spring Scale
Material: Brass
Instruments
25 with Iris Diaphragm & Filter
1pcs Concave Lens Mirror | 50mm Diameter and 75mm Focal Length Connector PREMIUM QUALITY: The Large /High Quality Glass: Made from durable and high quality glass, this Double Concave Lens Mirror is designed to last and provide accurate and reliable results in a variety of scientific applications. 50mm Diameter: With a diameter of 50mm, this lens is perfect for use in a range of optical experiments, including refraction, reflection, and more. 75mm Focal: Featuring a 75mm focal, this lens is an ideal tool for creating focused images and light beams.
US$ 39.99
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US$ 20.99
US$ 210.50
