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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
01 - Gauze roll 3'' x 5 yards
this model is made of high-quality PVC
Improved accuracy and robustness and is less expensive than traditional potentiometers
✅Measure from -30 Degrees Celsius to 120 Degrees Celsius and from -22 Degrees Fahrenheit to 240 Degrees Fahrenheit
Object distance is equal to image distance
1pcs Double Concave Lens | 50mm Diameter and 75mm Focal Length Tongs & Holders 01 - Gauze roll 3''High Quality Glass: Made from durable and high quality glass, this Double Concave Lens 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.
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