Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 100mm focal length, 2in diameter and 8mm thick
Double Concave Optical round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, Size: 150mm focal length, 50mm diameter and 5.5mm thick
Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 250mm focal length, 50mm diameter and 4mm thick
Double Concave Optical round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, Size: 250mm focal length, 50mm diameter and 3mm thick
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Light wall with Rim, Dimension: 150x18mm, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures, capacity: 25 ml, PK24
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 75x10mm, Height: 3inch, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks, capacity: 3ml, PK48