Teaching Experiment Supplies Goods: Optical Lenses, Current Meters and Voltmeters at AliExpress

$5pcs Slit grates diffraction grating Light interference Optical experiment instrument Teaching demonstration$

Price: $23.42

LZQLY 5pcs Slit grates diffraction grating Light interference Optical experiment instrument Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

$Optical lens test kit Concave and convex lens prism Multifunction reflector refraction spotlight Teaching demonstration$

Price: $12.27

LZQLY Optical lens test kit Concave and convex lens prism Multifunction reflector refraction spotlight Teaching demonstrationOptical Lenses

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Physical optics experimental equipment Teaching demonstration Concave convex lens imaging Optical holder prism pinhole imaging

Price: $42.9

Old Price: $85.81

LZQLY Physical optics experimental equipment Teaching demonstration Concave convex lens imaging Optical holder prism pinhole imagingOptical Lenses China

Teaching Experiment Supplies Store

$Diffraction grating Mirror double slit grating Teaching demonstration Teaching instrument grates 50x50mm Customizable$

Price: $11.6

Old Price: $23.21

LZQLY Diffraction grating Mirror double slit grating Teaching demonstration Teaching instrument grates 50x50mm CustomizableOptical Lenses

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$Single slit 0.1mm optical instrument parts Single slit diffraction Interference wave physical optics Experimental equipment$

Price: $16.98

Old Price: $33.97

LZQLY Single slit 0.1mm optical instrument parts Single slit diffraction Interference wave physical optics Experimental equipmentOptical Lenses

Teaching Experiment Supplies Store

Newton ring Newton circle physical optics Air film Light interference fringe optical instrument Teaching demonstration

Price: $13.6

Old Price: $27.2

LZQLY Newton ring Newton circle physical optics Air film Light interference fringe optical instrument Teaching demonstrationOptical Lenses China

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Electrostatic induced charge distribution conductor ball Spherical conductor Pillow conductor Physical electricity experiment

Price: $33.93

Old Price: $67.86

LZQLY Electrostatic induced charge distribution conductor ball Spherical conductor Pillow conductor Physical electricity experimentOptical Lenses

Teaching Experiment Supplies Store

$Double slit 0.2mm optical instrument parts Single slit diffraction Interference wave physical optics Experimental equipment$

Price: $16.98

Old Price: $33.97

LZQLY Double slit 0.2mm optical instrument parts Single slit diffraction Interference wave physical optics Experimental equipmentOptical Lenses

Teaching Experiment Supplies Store

$Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Interference wave$

Price: $56.14

LZQLY Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Interference waveOptical Lenses

Teaching Experiment Supplies Store

$Light refraction total reflection demonstrator Physical optics experiment Light propagation reflection Teaching demonstration$

Price: $13.58

Old Price: $27.16

LZQLY Light refraction total reflection demonstrator Physical optics experiment Light propagation reflection Teaching demonstrationOptical Lenses China

Teaching Experiment Supplies Store

Price: $16.18

LZQLY Model 85 DC voltmeter Pointer voltmeter Physical electricity Experimental equipment Electrical instrument Teaching demonstrationVoltmeters China

Teaching Experiment Supplies Store

$Diffraction grating 50-500lines Tansmission grating holographic Spectral spectroscopy optical instrument Teaching demonstration$

Price: $23.88

Old Price: $47.76

LZQLY Diffraction grating 50-500lines Tansmission grating holographic Spectral spectroscopy optical instrument Teaching demonstrationOptical Lenses China

Teaching Experiment Supplies Store

Optical socket experimental set physical optics pinhole imaging Convex lens imaging Plane mirror imaging Teaching demonstration

Price: $9.61

Old Price: $19.25

LZQLY Optical socket experimental set physical optics pinhole imaging Convex lens imaging Plane mirror imaging Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

$Diffraction Grating Holographic Glass 50-500 lines Physical optics experiment Spectroscopic interference optical instrument$

Price: $26.2

Old Price: $52.4

LZQLY Diffraction Grating Holographic Glass 50-500 lines Physical optics experiment Spectroscopic interference optical instrumentOptical Lenses

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating sheet holographic 3600-5000 lines optical instrument Crosshair orthogonal measure interference$

Price: $260.55

Old Price: $521.1

LZQLY Double Axis Diffraction Grating sheet holographic 3600-5000 lines optical instrument Crosshair orthogonal measure interferenceOptical Lenses

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating sheet holographic 1000-2400 lines optical instrument Crosshair orthogonal measure interference$

Price: $202.66

Old Price: $405.32

LZQLY Double Axis Diffraction Grating sheet holographic 1000-2400 lines optical instrument Crosshair orthogonal measure interferenceOptical Lenses

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating sheet holographic 100-600 lines optical instrument Crosshair orthogonal measure interference$

Price: $48.2

Old Price: $96.4

LZQLY Double Axis Diffraction Grating sheet holographic 100-600 lines optical instrument Crosshair orthogonal measure interferenceOptical Lenses

Teaching Experiment Supplies Store

Price: $96.88

LZQLY Spectral tube group Physical optics experiment Observe the emission spectrum of the gas Optical teaching demonstration teachingOptical Lenses China

Teaching Experiment Supplies Store

$Holographic diffraction grating 100lines/mm Teaching demonstration grates optics instrument Light interference Physics$

Price: $23.88

Old Price: $47.76

LZQLY Holographic diffraction grating 100lines/mm Teaching demonstration grates optics instrument Light interference PhysicsOptical Lenses

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Filter Red Physical optics experiment Black lattice experiment Teaching demonstration optical instrument Experimental equipment

Price: $16.98

Old Price: $33.97

LZQLY Filter Red Physical optics experiment Black lattice experiment Teaching demonstration optical instrument Experimental equipmentOptical Lenses

Teaching Experiment Supplies Store

$Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Optical holder$

Price: $94.95

Old Price: $189.9

LZQLY Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Optical holderOptical Lenses China

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Filter Green Physical optics Black lattice experiment Teaching demonstration optical instrument Experimental equipment

Price: $16.98

Old Price: $33.97

LZQLY Filter Green Physical optics Black lattice experiment Teaching demonstration optical instrument Experimental equipmentOptical Lenses China

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Model 69 DC ammeter Double range 0-0.6A/0-3A Grade 2.5 Physical electricity Experimental equipment Teaching demonstration

Price: $15.63

Old Price: $31.26

LZQLY Model 69 DC ammeter Double range 0-0.6A/0-3A Grade 2.5 Physical electricity Experimental equipment Teaching demonstrationCurrent Meters China

Teaching Experiment Supplies Store

Model 85 double range DC ammeter Grade 2.5 accuracy Teaching instrument Physical electricity Teaching experiment

Price: $14.94

Old Price: $29.88

LZQLY Model 85 double range DC ammeter Grade 2.5 accuracy Teaching instrument Physical electricity Teaching experimentCurrent Meters China

Teaching Experiment Supplies Store

$Diffraction grating Mirror single slit grating teaching demonstration Teaching instrument grates 50x50mm$

Price: $11.6

Old Price: $23.2

LZQLY Diffraction grating Mirror single slit grating teaching demonstration Teaching instrument grates 50x50mmOptical Lenses China

Teaching Experiment Supplies Store

$Double slit interference Single slit diffraction Polarizer polarizing Reflection deflection Newton ring interference grating$

Price: $221.59

LZQLY Double slit interference Single slit diffraction Polarizer polarizing Reflection deflection Newton ring interference gratingOptical Lenses China

Teaching Experiment Supplies Store

Price: $18.25

LZQLY DC ammeter Grade 2.5 Middle school physics electricity Teaching instrument Pointer meter Ammeter Teaching demonstrationCurrent Meters

Teaching Experiment Supplies Store

Price: $101.34

LZQLY RGB three primary color synthesizer Optical experiment Sanyuan color combination Teaching demonstration physical opticsOptical Lenses China

Teaching Experiment Supplies Store

$Multiple combination grating Light interference diffraction physical optics Teaching equipment Ultra precision components$

Price: $21.99

Old Price: $43.98

LZQLY Multiple combination grating Light interference diffraction physical optics Teaching equipment Ultra precision componentsOptical Lenses

Teaching Experiment Supplies Store

$Diffraction Grating Holographic Glass 3600-5000 lines Physical optics experiment Spectroscopic interference optical instrument$

Price: $132.66

Old Price: $265.32

LZQLY Diffraction Grating Holographic Glass 3600-5000 lines Physical optics experiment Spectroscopic interference optical instrumentOptical Lenses

Teaching Experiment Supplies Store

$Diffraction Grating Holographic Glass 3600-5000 lines Physical optics Spectroscopic interference optical instrument 40x25mm$

Price: $333.18

Old Price: $666.36

LZQLY Diffraction Grating Holographic Glass 3600-5000 lines Physical optics Spectroscopic interference optical instrument 40x25mmOptical Lenses

Teaching Experiment Supplies Store

Price: $18.75

LZQLY J0408 DC voltmeter Voltmeter Physical electricity Experimental instrument Teaching demonstration Electrical experimentVoltmeters

Teaching Experiment Supplies Store

Price: $19.48

LZQLY Projection ammeter DC transparent Teaching demonstration Physical electricity Experimental instruments Grade 2.5Current Meters

Teaching Experiment Supplies Store

Price: $19.48

LZQLY Projection voltmeter DC volt transparent Physical electricity experiment Teaching demonstration Teaching instrumentVoltmeters

Teaching Experiment Supplies Store

AC milliammeter Grade 2.5 Milliampere meter Physical electricity Laboratory teaching instrument Teaching demonstration

Price: $18.82

Old Price: $37.65

LZQLY AC milliammeter Grade 2.5 Milliampere meter Physical electricity Laboratory teaching instrument Teaching demonstrationCurrent Meters

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$Holographic diffraction grating 500lines/mm grates slit Ultra precision optical instrument Spectral spectroscopy interference$

Price: $23.88

Old Price: $47.76

LZQLY Holographic diffraction grating 500lines/mm grates slit Ultra precision optical instrument Spectral spectroscopy interferenceOptical Lenses

Teaching Experiment Supplies Store

Price: $16.64

LZQLY Model 69 DC voltmeter Grade 2.5 Physical electricity Experimental equipment Teaching instrument DC voltmeterVoltmeters

Teaching Experiment Supplies Store

$Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Interference wave$

Price: $76.94

LZQLY Double slit interference Single slit diffraction optical instrument physical optics Teaching demonstration Interference waveOptical Lenses

Teaching Experiment Supplies Store

$Mirror Single slit diffraction Glass optical instrument physical optics high-precision slit grating Teaching instrument$

Price: $26.83

Old Price: $53.66

LZQLY Mirror Single slit diffraction Glass optical instrument physical optics high-precision slit grating Teaching instrumentOptical Lenses

Teaching Experiment Supplies Store

Holographic Reflection Grating 50-600 lines DIY spectrograph optical instrument Teaching demonstration Spectral spectroscopy

Price: $24.24

Old Price: $48.48

LZQLY Holographic Reflection Grating 50-600 lines DIY spectrograph optical instrument Teaching demonstration Spectral spectroscopyOptical Lenses China

Teaching Experiment Supplies Store

Polarizer Experimental device for polarization observation of light physical optics Teaching demonstration optical instrument

Price: $9.99

Old Price: $19.98

LZQLY Polarizer Experimental device for polarization observation of light physical optics Teaching demonstration optical instrumentOptical Lenses China

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating sheet holographic 1000-2400 lines optical instrument Crosshair orthogonal measure interference$

Price: $65.2

Old Price: $130.4

LZQLY Double Axis Diffraction Grating sheet holographic 1000-2400 lines optical instrument Crosshair orthogonal measure interferenceOptical Lenses China

Teaching Experiment Supplies Store

$Double axis grating Light interference diffraction physical optics Teaching equipment Ultra precision components$

Price: $19.98

Old Price: $39.97

LZQLY Double axis grating Light interference diffraction physical optics Teaching equipment Ultra precision componentsOptical Lenses

Teaching Experiment Supplies Store

Single slit grating 0.05mm/0.1mm/0.2mm Light interference Teaching demonstration optical instrument Ultra precision

Price: $19.98

Old Price: $39.97

LZQLY Single slit grating 0.05mm/0.1mm/0.2mm Light interference Teaching demonstration optical instrument Ultra precisionOptical Lenses

Teaching Experiment Supplies Store

$Holographic diffraction grating 300lines/mm plastic Physical optics experiment Teaching demonstration optical instrument$

Price: $23.88

Old Price: $47.76

LZQLY Holographic diffraction grating 300lines/mm plastic Physical optics experiment Teaching demonstration optical instrumentOptical Lenses China

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating Holographic 50-600 lines Physical optics experiment interference Teaching demonstration$

Price: $36.88

Old Price: $73.76

LZQLY Double Axis Diffraction Grating Holographic 50-600 lines Physical optics experiment interference Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

$Double Axis Diffraction Grating sheet holographic 100-600 lines optical instrument Crosshair orthogonal measure interference$

Price: $136.99

Old Price: $273.98

LZQLY Double Axis Diffraction Grating sheet holographic 100-600 lines optical instrument Crosshair orthogonal measure interferenceOptical Lenses

Teaching Experiment Supplies Store

$Diffraction Grating Holographic Glass 600-2400 lines Physical optics experiment Spectroscopic interference optical instrument$

Price: $29.27

LZQLY Diffraction Grating Holographic Glass 600-2400 lines Physical optics experiment Spectroscopic interference optical instrumentOptical Lenses

Teaching Experiment Supplies Store

Optical 7-piece set Curved mirror Plane mirror Concave convex lens prism pinhole imaging optics Teaching demonstration

Price: $29.33

Old Price: $58.67

LZQLY Optical 7-piece set Curved mirror Plane mirror Concave convex lens prism pinhole imaging optics Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

Newton seven color disk Newton chromatography Color synthesis 7-color turntable physical optics Teaching demonstration

Price: $18.76

Old Price: $37.53

LZQLY Newton seven color disk Newton chromatography Color synthesis 7-color turntable physical optics Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

Price: $9.99

Old Price: $19.98

LZQLY Polarizer Experimental device for polarization observation of light physical optics Teaching demonstration optical instrumentOptical Lenses

Teaching Experiment Supplies Store

Sensitive galvanometer Grade 2.5 Physical electricity Experimental instrument Teaching instrument Experimental demonstration

Price: $17.14

Old Price: $34.28

LZQLY Sensitive galvanometer Grade 2.5 Physical electricity Experimental instrument Teaching instrument Experimental demonstrationCurrent Meters China

Teaching Experiment Supplies Store

DC microammeter 200μA physical experiment ammeter Teaching instrument Circuit experiment Teaching demonstration

Price: $18.93

Old Price: $37.86

LZQLY DC microammeter 200μA physical experiment ammeter Teaching instrument Circuit experiment Teaching demonstrationCurrent Meters

Teaching Experiment Supplies Store

Projection galvanometer DC ammeter Physical electricity Experimental demonstration Teaching instrument teaching

Price: $17.44

Old Price: $34.88

LZQLY Projection galvanometer DC ammeter Physical electricity Experimental demonstration Teaching instrument teachingCurrent Meters

Teaching Experiment Supplies Store

Price: $16.98

Old Price: $33.97

LZQLY Polarizer Experimental device for polarization observation of light physical optics Teaching demonstration optical instrumentOptical Lenses

Teaching Experiment Supplies Store

$Diffraction Grating Holographic 50-600 lines Physical optics experiment Spectroscopic interference Teaching demonstration$

Price: $20.12

Old Price: $40.24

LZQLY Diffraction Grating Holographic 50-600 lines Physical optics experiment Spectroscopic interference Teaching demonstrationOptical Lenses

Teaching Experiment Supplies Store

Price: $15.86

LZQLY Model 69 sensitive ammeter direct Galvanometer Physical electricity Experimental instrument Teaching demonstrationCurrent Meters

Teaching Experiment Supplies Store

$Mirror Double slit diffraction Glass optical instrument physical optics high-precision slit grating Teaching instrument$

Price: $26.83

Old Price: $53.67

LZQLY Mirror Double slit diffraction Glass optical instrument physical optics high-precision slit grating Teaching instrumentOptical Lenses China

Teaching Experiment Supplies Store

Complete set of physical optics experiment physical optics Optical socket pinhole imaging Lens experiment Teaching aids

Price: $15.8

Old Price: $31.6

LZQLY Complete set of physical optics experiment physical optics Optical socket pinhole imaging Lens experiment Teaching aidsOptical Lenses

Teaching Experiment Supplies Store

Price: $25.63

Electricity Experiment Kit Junior High School Electromagnetics Physics Experiment Equipment Kit Circuit Experiment KitElements And Parts Of Devices

Teaching Experiment Supplies Store