United Scientific Supplies LCC506 Double Concave Lens, 50 mm Diameter, 150 mm Focal Length
132 P
AgatigeAgatige 34Pcs Watch Glass Lens,Watch Crystal Lens Glass,16‑32.5mm Round Flat Mineral Glass Lens Acrylic Convex Surface Concave Back Watch Glass Laboratory Measuring Cup Lid
203 P
PATIKIL 3" (75mm) Focal Length Double Concave Lens, 30mm Diameter 4mm Height Glass Optically Polished Round Edges Lens for Physics Experiment, Clear
292 P
EISCO Optical Glass Lens, 3" (75mm) - 200mm Focal Length - Ground, Beveled Edges - Use as Top Spinning Base
219 P
NICHOY Optical Concave Convex Lens Prism Set,Magnetic Suction Optical Experiment Box,Physical Optical Kit Laboratory Equipment,Can be firmly attached to the blackboard(A)
4,323 P
EXBEPE Physics Optics Experiment Set Prisms Convex Lens Triple Laser Refraction School Light Refraction Reflection Learning Educational Science Kits
446 P
3B Scientific U8470140 Concave Lens, N, F = -100 mm
265 P
EISCO Double Concave Lens, 50mm Focal Length, 2" (50mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms
239 P
PATIKIL 6" (150mm) Focal Length Double Concave Lens, 3 Pack 50mm Diameter 6mm Height Glass Optically Polished Round Edges Lens for Physics Experiment, Clear
105 P
Optical Glass Lens Set - 3 Dbl Convex, 3 Dbl Concave, 75mm Dia - 20, 30, 50cm FL
599 P
6 Pcs Acrylic Glass Light Prism Optical Lens Triangular Semicircular Rectangular Concave Convex Mirror Len Physics Demonstration Tools Equipment for Physics Teaching Lab Reflection Refraction Science
229 P
VILLCASE Physical Optical Experiment Set Concave Lens, 4 Pieces Optical Glass Lens Concave Lens Light Optical Glass Crystal Photography Prism for Physics Teaching Science
426 P
EISCO Double Concave Lens, 100mm Focal Length, 1.5" (38mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms
130 P
PATIKIL 3" (75mm) Focal Length Double Concave Lens, 30mm Diameter 4mm Height Glass Optically Polished Round Edges Lens for Physics Experiment, Clear
60 P
PATIKIL 5cm,10cm Focal Length Double Convex and 7.5cm,10cm Focal Length Double Concave Lens 1 Set, 6 Pack Glass Optically Polished Round Edges Lens, Clear
254 P
YOKIVE Double Concave Lens, Clear Glass Optical Lenses | Make Telescope, Great for Photography, Optical Instruments Use (Clear, 100mm Focal Length)
72 P
YOKIVEDouble Concave Lens, Clear Glass Optical Lenses | Make Telescope, Great for Photography, Optical Instruments Use (Clear, 150mm Focal Length)
599 P
PATIKIL Optical Lens 1 Set, 5 Pcs Double Convex Lens Double Concave Lens Prism Lens Convex Mirror Concave Mirror for Physics Experiment Teaching, Clear
155 P
EISCO 6pc Optical Lens Set, 2" (50mm) Diameter - 3 Double Convex Lens & 3 Double Concave Lens - 200mm, 300mm, 500mm Focal Lengths - Optically True Glass - Ground, Beveled Edges
269 P
1pcs Biconcave Lens | 75mm Diameter and 75mm Focal Length | Clearer Vision and Enhanced Learning | Durable Material Ideal for Physics and Optics Experiments
96 P
Physics Optical Experiment Set Multifunction Reflector Refraction Triangular Prism Convex Lens Concave Mirror Dial Linear Light Source Teaching Demonstration Equipment for Teacher Student Education
302 P
EISCO Double Concave Lens, 150mm Focal Length, 1.5" (38mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms
120 P
6 Pcs Acrylic Glass Light Prism Optical Lens Triangular Semicircular Rectangular Concave Convex Mirror Len Physics Demonstration Tools Equipment for Physics Teaching Lab Reflection Refraction Science
213 P
PATIKIL 0.4" (10mm) Focal Length Double Convex and Concave Lens Set, Glass Optically Polished Round Edges Lens for Physics Experiment Classroom, Clear
90 P
EISCO Optical Glass Lens Set - 3 Dbl Convex, 3 Dbl Concave, 38mm Dia - 20, 30, 50cm FL
273 P
PATIKIL 10cm Focal Length 40mm Double Convex and 10cm Focal Length 40mm Double Concave Lens 1 Set, 2 Pack Glass Optically Polished Round Edges Lens for Physics Experiment Classroom, Clear
87 P
Amlong Crystal Premium Optical Glass Double Convex and Concave Lens Set, 50mm Diameter, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL), 6 Piece Set
165 P
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