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Optics

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LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(40mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(40mm x 2mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(42mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(42mm x 2mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(75mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(75mm x 2mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(32mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(32mm x 2mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(63.5mm x 3mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(63.5mm x 3mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(35mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(35mm x 2mm)

$23.99

LLMWFA Double Convex Focal Length 40 50 150 200MM, Biconvex Lens 20mm 28mm 30mm 42mm 44mm 45mm 50mm 58mm Dia, K9 Optical Glass 1pc(30 * 50 * 5.2 * 2.2mm)

Optics

LLMWFA Double Convex Focal Length 40 50 150 200MM, Biconvex Lens 20mm 28mm 30mm 42mm 44mm 45mm 50mm 58mm Dia, K9 Optical Glass 1pc(30 * 50 * 5.2 * 2.2mm)

$27.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(47mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(47mm x 2mm)

$23.99

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(34mm x 2mm)

Optics

LLMWFA 2pcs Flat Glass Lens 20 23 42 47 55 58 60 63.5 65 74 75MM, Round Optical 2mm Thick, Len for Flashlight(34mm x 2mm)

$23.99

LAPYAPPE 20pcs Sensory Mirrors Acrylic Square Mini Craft Mirror Tiles for Science Experiments and Periscope Projects, Portable and Easy to Cut Tiles for Students and Children

Optics

LAPYAPPE 20pcs Sensory Mirrors Acrylic Square Mini Craft Mirror Tiles for Science Experiments and Periscope Projects, Portable and Easy to Cut Tiles for Students and Children

$37.99

1000X Handheld Microscope for Kids, Temodu Portable Digital Miniscope 2.0" Screen Educational Microscope Science Kits, Used as a Birthday, Ages 3+ (382-Yellow)

Microscopes

1000X Handheld Microscope for Kids, Temodu Portable Digital Miniscope 2.0" Screen Educational Microscope Science Kits, Used as a Birthday, Ages 3+ (382-Yellow)

★★★★★4.5

$89.99

Optics

PATIKIL 24 Pack Biconvex Lens, 41mm Dia. 180mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$45.99

PATIKIL 24 Pack Biconvex Lens, 20.6mm Dia. 106mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 24 Pack Biconvex Lens, 20.6mm Dia. 106mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

★★★★★2

$20.99

PATIKIL 12 Pack Biconvex Lens, 41mm Dia. 180mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 12 Pack Biconvex Lens, 41mm Dia. 180mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

★★★★★3

$27.99

Optics

PATIKIL 24 Pack Biconvex Lens, 42mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$48.99

Optics

PATIKIL 24 Pack Biconvex Lens, 50mm Dia. 180mm Focal Length Spherical Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$43.99

PATIKIL 24 Pack Biconvex Lens, 33.5mm Dia. 75mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 24 Pack Biconvex Lens, 33.5mm Dia. 75mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$34.99

PATIKIL 24 Pack Biconvex Lens, 31mm Dia. 65mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 24 Pack Biconvex Lens, 31mm Dia. 65mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$31.99

PATIKIL 12 Pack Biconvex Lens, 33.5mm Dia. 75mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 12 Pack Biconvex Lens, 33.5mm Dia. 75mm Focal Length Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

★★★★★5

$19.99

Optics

PATIKIL 24 Pack Biconvex Lens, 37mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$42.99

PATIKIL 24 Pack Biconvex Lens, 34mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 24 Pack Biconvex Lens, 34mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$41.99

Optics

PATIKIL 24 Pack Biconvex Lens, 60mm Dia. 180mm Focal Length Spherical Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$44.99

PATIKIL 12 Pack Biconvex Lens, 34mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Optics

PATIKIL 12 Pack Biconvex Lens, 34mm Dia. 42mm Focal Length Aspheric Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

$35.99

Microscopes

Janod - Children's Portable Pocket Microscope - 50x-250x magnification + wooden stand - Designed for discovering nature and the garden - Ages 3 and up

$53.99