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3309_38-1000M
Unmounted bi-concave lens, 38 mm diameter, 1000 mm focal length
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From $1.80 /Unit
3309_38-200M
Unmounted bi-concave lens, 38 mm diameter, 200 mm focal length
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From $2.80 /Unit
3309_38-300M
Unmounted bi-concave lens, 38 mm diameter, 300 mm focal length
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From $1.80 /Unit
3309_38-500M
Unmounted bi-concave lens, 38 mm diameter, 500 mm focal length
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From $1.80 /Unit
3309_50-1000M
Unmounted bi-concave lens, 50 mm diameter, 1000 mm focal length
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From $5 /Unit
3309_50-150M
Unmounted bi-concave lens, 50 mm diameter, 150 mm focal length
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From $2.20 /Unit
3309_50-200M
Unmounted bi-concave lens, 50 mm diameter, 200 mm focal length
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From $2 /Unit
3309_50-300M
50mm Bi-Concave Lens, Reduces/Spreads Light, Various Focal Lengths, Bulk Discounts.
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From $2 /Unit
3309_50-500M
Unmounted bi-concave lens, 50 mm diameter, 500 mm focal length
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From $2 /Unit
3309_50-50MM
Unmounted bi-concave lens, 50 mm diameter, 50 mm focal length
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From $2 /Unit
3360CONC-7515
Concave mirrors for focused reflection, 75mm diameter, 15cm focal length.
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From $3.60 /Unit
5611
Durable borosilicate glass funnels with a 58° cone angle for efficient filtration.
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From $0.09 /mm
ACMT2
Dissectable male/female human torso model with removable breast cover.
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From $112 /Unit
APRISM100
Equilateral prism for light experiments. Free shipping. Minimum 2.
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From $8.45 /Unit
AS3467
50Mm Diameter Pulley And Rod, Designed For Clamping To Table Edges Up To 45Mm
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From $35 /Unit
AS6455
Bottle tornado connector demonstrates vortex effects with two bottles.
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From $2.50 /Unit
AS832
Handy pocket microscope with advanced features for easy viewing and incredible details.
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From $14 /Unit
BALSCALEP
Educational balance scale with plastic weights for young scientists.
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From $35 /Unit
BGEN6V3W
Efficient bike-powered electricity generator with 6V and 3W output.
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From $86.50 /Unit
BRAIN304A
Colorful brain model with dissectible parts and free reference chart.
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From $38 /Unit
BZRB3
Strong plastic construction for use in physics, electrical circuits, and sound experiments.
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From $1.90 /Unit
BZRP2418
Versatile, safe, and durable sound device with 3200Hz frequency and 85 dB sound output.
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From $0.95 /Unit
CALMETGA
Heat measurement tool with glass thermometer and polished aluminum vessels.
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From $27 /Unit
CARBONFLAT
High-purity carbon electrodes for scientific and electrical experiments.
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From $1.75 /Unit
CG7201
Protect and spread liquid samples on microscope slides with cover glass.
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From $1.20 /Unit
CH905ST
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
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From $2.75 /Unit
COLORBULB
Miniature colored light bulbs in blue, red, orange, and green.
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See pricing options
CULTUBE
Convenient and clear plastic test tubes with screw cap for cultures.
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From $4.86 /Unit
DC45_2
Navigate with ease on land and water with this rugged metal compass.
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From $5.90 /Unit
DC45_5A
Transparent compass for topographical maps. Dampens in 5 seconds, 3x magnifier.
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From $5.75 /Unit
DC45A
Lightweight and accurate survival compass with plastic shell and stable needle.
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From $0.99 /Unit
DSKCTR3
Triple desktop counter with individual 4-digit displays and reset knobs.
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From $19 /Unit
GPRISM75
Precise light refraction tool for science experiments and photography.
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From $8.50 /Unit
Lenses Spherical, Unmounted, Bi-Concave 38 mm Diameter Fl 1000 mm
Unmounted bi-concave lens, 38 mm diameter, 1000 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 38 mm Diameter Fl 200 mm
Unmounted bi-concave lens, 38 mm diameter, 200 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 38 mm Diameter Fl 300 mm
Unmounted bi-concave lens, 38 mm diameter, 300 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 38 mm Diameter Fl 500 mm
Unmounted bi-concave lens, 38 mm diameter, 500 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 50 mm Diameter Fl 1000 mm
Unmounted bi-concave lens, 50 mm diameter, 1000 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 50 mm Diameter Fl 150 mm
Unmounted bi-concave lens, 50 mm diameter, 150 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 50 mm Diameter Fl 200 mm
Unmounted bi-concave lens, 50 mm diameter, 200 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 50 Mm Diameter Fl 300 Mm
50mm Bi-Concave Lens, Reduces/Spreads Light, Various Focal Lengths, Bulk Discounts.
Lenses Spherical, Unmounted, Bi-Concave 50 mm Diameter Fl 500 mm
Unmounted bi-concave lens, 50 mm diameter, 500 mm focal length
Lenses Spherical, Unmounted, Bi-Concave 50 mm Diameter Fl 50 mm
Unmounted bi-concave lens, 50 mm diameter, 50 mm focal length
Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm)
Biconvex lenses for precise light focusing.
Glass Cylindrical Lenses Bi-Concave Power 14D (Focal Length ~72Mm)
Precision lenses for straight line light focus.
Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm)
Precision cylindrical lens for precise light focusing.
Glass Cylindrical Lenses Plano-Concave Power 14D (Focal Length ~72Mm)
Glass lenses to focus light in straight lines.
Prism, Equilateral, Acrylic Side: 50Mm, Thickness: 20Mm
High-quality prism for index of refraction experiments.
Block, Rectangular, Acrylic 100 X 75 X 20Mm, Polished On All Sides
Clear polished acrylic block, 100x75x20mm.
Block, Rectangular, Acrylic 70 X 70 X 9Mm, Opposite Edges Frosted
Frosted acrylic block with opposite edges.
Block, Acrylic Semi-Circular 60 Mm (Diameter) X 15 Mm Thickness
Semicircular acrylic block, 60mm diameter, 15mm thickness.
Block, Acrylic Semi-Circular 75 Mm (Diameter) X 12 Mm Thickness
Clear semi-circular blocks in two sizes and materials.
Block, Acrylic Semi-Circular 90 Mm (Diameter) X 12 Mm Thickness
Semicircular acrylic block, 90mm diameter, 12mm thickness.
Mirrors, Spherical, Concave Diameter 50 Mm; Focal Length 15 Cm
Small concave mirrors for precise imaging.
Mirrors, Spherical, Concave Diameter 75 Mm; Focal Length 15 Cm
Concave mirrors for focused reflection, 75mm diameter, 15cm focal length.
Mirrors, Spherical, Convex Diameter 50 Mm; Focal Length 20 Cm
Small convex mirrors for close-up reflections.
Mirrors, Spherical, Convex Diameter 75 Mm; Focal Length 15 Cm
Small convex mirrors for magnification, 15cm focal length.
Burets, With Screw Type Ptfe Stopcock 50Ml
50ml buret with Ptfe stopcock for precise liquid dispensing.
Centrifuge Tubes, Conical Bottom, Graduated 10Mlh X O.D.110 X 15Mm
10mL conical tubes for centrifugation with graduations.
58° Angle Borosilicate Glass Filtration Funnels
Durable borosilicate glass funnels with a 58° cone angle for efficient filtration.
Mortar And Pestle, Porcelain, 130 Mm Diameter, 320 Ml Volume
High-quality porcelain mortar and pestle, large size, durable.
Solenoid / Electromagnet With Iron Core
Electric magnet with iron core for demonstrations and experiments.
Human Torso Model, Male/Female 18" (45 Cm)
Dissectable male/female human torso model with removable breast cover.
Human Torso Model, Male/Female 16" (42 Cm)
Dissectable human torso model with removable organs and genitalia.
Horseshoe Magnet, 1 Inch High, Alnico, Wholesale
Powerful magnet for education, art, and office use.
Horseshoe Magnet, 2" With N & S Indication, Alnico 5
Strong educational and industrial magnet with N & S indication.
Acrylic Prism, Equilateral - 25X100
Equilateral prism for light experiments. Free shipping. Minimum 2.
Primary And Secondary Coil Set (Made In India)
Transformer coil set for electromagnetic studies, made in India.
Fixed Pulley, Surface Mount Pulley, All Metal
Aluminum pulley for inclined plane experiments, easy surface mounting.
Pulley With Rod And Table Clamp
50Mm Diameter Pulley And Rod, Designed For Clamping To Table Edges Up To 45Mm
Tornado Tube, Vortex Tube, Bottle Connector
Bottle tornado connector demonstrates vortex effects with two bottles.
Advanced, Illuminated Pocket Microscope (100X)
Handy pocket microscope with advanced features for easy viewing and incredible details.
Educational Balance Scale (With Plastic Weights)
Educational balance scale with plastic weights for young scientists.
Blood Cell Counter, 5 Cell, Differential
Five-cell differential counter with totalizer and audible bell.
Blood Cell Counter, 8 Cell, Differential
Eight-cell differential counter with totalizer and bell alert.
Bicycle Electric Generator, Dynamo, 12 Volts, 6 Watts
Eco-friendly electricity source for bicycles and DIY projects.
Bicycle Electric Generator (Bicycle Dynamo, 6 Volts, 3 Watts)
Efficient bike-powered electricity generator with 6V and 3W output.
Bi-Metal, Compound Bar Thermal Expansion Demonstration
Demonstration tool for thermal expansion using bi-metal.
Banana Jack, Short With Solder Terminal, Black
Panel-mount socket for 4mm banana plugs, available in black/red.
Plastic Beakers, Set Of 6 (Very Small To Very Large)
6 graduated plastic beakers, resistant to chemicals, autoclavable.
Brain Model With Colored Arteries And Cerebellum
Colorful brain model with dissectible parts and free reference chart.
Buzzer, Black, 1.5V ~ 3 Vdc
Strong plastic construction for use in physics, electrical circuits, and sound experiments.
Buzzer, Piezo Electric/ Ceramic 1.5V - 20V
Versatile, safe, and durable sound device with 3200Hz frequency and 85 dB sound output.
Ceramic Magnet Block, 2" Long, General Purpose Magnet
Strong, polished, high attraction ceramic magnet block.
Ceramic Disk Magnet, 3/4 Inch Diameter, Wholesale
Strong, Polished Ceramic Magnet with Center Dimple.
Calorimeter (Includes Glass Alcohol Thermometer)
Heat measurement tool with glass thermometer and polished aluminum vessels.
Spotting Plate, Porcelain, 12 Cavity Plate
12 cavity porcelain plate for color reactions and storage.
Cover Glass, Cover Slip 100 Slides Box
Protect and spread liquid samples on microscope slides with cover glass.
Piezoelectric Earphones/Crystal Earphones
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
Colored Light Bulbs, 6V - 18V DC (Pack of 10)
Miniature colored light bulbs in blue, red, orange, and green.
Hand Tally Counter, Student Grade, Wholesale
Mechanical tally counter, counts anything, no batteries required.
Cow Magnet, 3" X 1/2", Curved Ends Grade 5
Prevents cattle inflammation caused by tramp iron ingestion.
2 Pin/Way Pitch 5.0mm Screw Terminal Block Connector
Easy-to-use wire connector with compact and durable design.
Mini Dc Motors 3V 6V Low Torque 16500 Rpm Max, Wholesale
Wholesale Toy Motor, Hobby Motor, Miniature Motor
Engineering Lensatic Compass, Metal Case
Accurate and durable compass for land and water navigation.
Liquid Filled Plastic Compass
Lightweight and accurate survival compass with plastic shell and stable needle.
Dc Motor, Low Speed Gear Motor, 3-18 Volt (Also A Generator)
Planetary gearbox motor with speed range of 120-720 RPM.
Dc Gear Motor, 24 mm planetary gearbox motor, 3–18 V
High torque motor with a speed of up to 170 RPM.
Weight Mass & Density Cubes, Set Of 12 Metal And Non-Metal Cubes
Set of 12 metal and non-metal cubes for learning about density and
Density Cylinder Set (Equal Mass Density Set)
Equal mass density cylinder set for physics education.
Weight Mass & Density Cubes, Set Of 5 Non-Metal 20mm Cubes
Compare non-metal material density and properties.
Weight Mass & Density Cubes, Set Of 6 Metal Cubes 20Mm
Set of 6 metal cubes for comparing physical properties.
Desktop Tally Counter with Plastic Base
Mechanical clicker with upright plastic base and reset knob.
Finger Counter, Tally Counter, Digital Clicker
Compact digital finger counter with display and soft strap.
Fahnestock Clips, Spring Clips, Plated Steel
Secure and easy electrical connections with quick release tab.
Retort Clamp, Extension Clamp, Aluminum
Securely attach apparatus to retort stand with aluminum clamp.
Watch Glasses, Wine Glass Covers, 100 mm., Pack Of 12
Protective covers for wine glasses, pack of 12.
Watch Glasses, Wine Glass Covers (Pack Of 12) 75Mm
Protective covers for wine glasses and watch faces.
Glass Prism, Equilateral (Length 100 Mm, Face 25Mm)
Clear, Triangular Prism for Optical Experiments.
Student Glass Prism, Equilateral (Length 100 Mm, Face 25Mm)
Clear, precise prism for scientific experiments.
Glass Prism, Equilateral (Length 150 Mm, Face 25Mm)
Clear, Triangular Light Reflector for Science and Art.
Glass Prism, Equilateral (Length 25 Mm, Face 25Mm)
Optical tool for dispersion and refraction experiments.
Glass Prism, Equilateral (Length 50 Mm, Face 25Mm)
Optical triangular tool for light refraction experiments.
Glass Prism, Equilateral (Length 75 Mm, Face 25Mm)
Precise light refraction tool for science experiments and photography.
Electromagnet, Dissectible, Deluxe
Explore magnetic forces with interactive dissectible electromagnets.
Microscope Slide, Clear Glass, Partially Frosted, Boxes Of 50 (Wholesale)
50 partially frosted glass slides for microscopy.