Ergonomic Double Convex Magnifying Lens 90mm Lab Physics Teaching Tool

$7.69

$ 3 .99 $3.99

4.4

PATIKIL 0.4' (10mm) Focal Length Double Convex and Concave Lens Set, Glass Optically Polished Round Edges Lens for Physics Experiment Classroom, Clear

$8.59

$ 3 .99 $3.99

5.0

EISCO Newton's Disc Card - Contains The Colors of The Spectrum

$12.99

$ 6 .99 $6.99

4.8

20pcs Mini Diode housing with collimating lens 8x13mm for 5.6mm TO-18 Laser Diode

$17.46

$ 7 .99 $7.99

5.0

American Photonics ZnSe Focus Lens 18mm Dia for C02 Laser 10.6um. Direct Replacement for Any 18mm Lens (50.8mm(2.0'))

$42.00

$ 19 .99 $19.99

4.5

$GLEAVI 1 Set Multifunction Optical Experiment Kit: Prism Optic Reflector Refraction Physics Prism Three Light Source Apparatus Physics Kit Optical Prism Lens Small Hole Plastic$

GLEAVI 1 Set Multifunction Optical Experiment Kit: Prism Optic Reflector Refraction Physics Prism Three Light Source Apparatus Physics Kit Optical Prism Lens Small Hole Plastic

$15.99

$ 7 .99 $7.99

4.6

YOKIVE 1 Pcs Double Convex Lens, Clear Glass Optical Lenses | Make Telescope, Great for Photography, Optical Instruments Use (Clear, 100mm Focal Length)

$5.99

$ 2 .99 $2.99

4.9

PATIKIL 13mm LED Convex Lens, 10 Pack 15 Degree Beam Angle Acrylic LED Optical Convex Condenser Lens for 1W 3W LED Lamp Beads Infrared Cameras, Transparent

$7.12

$ 2 .99 $2.99

4.9

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1pc ±0.12D~±4.00D Optical Ophthalmic Lens Trial Lens for Trial Lens Set Metal Rim Dia 38mm (Plus Sphere Lens,0.25D)

1.Size:2.75d

2.Model:Minus Cylinder Lens