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lenses-spherical-bi-convex-38-mm-diameter-focal-length-100mm
GLXX38X100
Polished glass with ground edges for converging optical systems.
options
From $1.69 /unit
lenses-spherical-bi-convex-50-mm-diameter-focal-length-300mm
GLXX50X300
Polished glass with ground edges for converging optical systems.
options
From $1.52 /unit
lenses-spherical-bi-convex-50-mm-diameter-focal-length-100mm
GLXX50X100
Polished glass with ground edges for converging optical systems.
options
From $2.27 /unit
lenses-spherical-bi-convex-50-mm-diameter-50mm
GLXX50X50
Converges incident light for optical experiments and image formation.
options
From $4.40 /unit
lenses-spherical-bi-convex-50-mm-diameter-focal-length-150mm
GLXX50X150
Polished glass with ground edges for converging optical systems.
options
From $1.88 /unit
lenses-spherical-bi-convex-50-mm-diameter-focal-length-200mm
GLXX50X200
Polished glass with ground edges for converging optical systems.
options
From $1.52 /unit
lenses-spherical-bi-convex-38mm-diameter-50mm
GLXX38X50
Converges incident light for optical experiments and image formation.
options
From $2.60 /unit
lenses-spherical-bi-convex-38-mm-diameter-focal-length-150mm
GLXX38X150
Polished glass with ground edges for converging optical systems.
options
From $1.23 /unit
lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
GLXX38X200
Polished glass with ground edges for converging optical systems.
options
From $1.40 /unit
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
GLXX38X500
Polished glass with ground edges for converging optical systems.
From $1.23 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
GLXX75X100
Polished glass with ground edges and 100 mm focus.
options
From $2.60 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
GLXX75X150
Polished glass with ground edges and 150 mm focus.
options
From $4.69 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-175mm
GLXX75X175
Polished glass with ground edges and 175 mm focus.
options
From $4.95 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-200mm
GLXX75X200
Polished glass with ground edges and 200 mm focus.
options
From $4.70 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-300mm
GLXX75X300
Polished glass with ground edges and 300 mm focus.
options
From $4.70 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-500mm
GLXX75X500
Polished glass with ground edges and 500 mm focus.
options
From $4.70 /unit
Telegraph Key, Morse Code Key, Tapping Key, Contact Key
TGKY02
Efficient communication tool for Morse code enthusiasts.
options
From $5 /unit
brass-electrodes
BSFLAT
Sharp-edged brass electrodes for science experiments.
options
From $1.75 /unit
steel-balls-18quot-diameter
SBALL3
Tiny polished spheres for mechanics and magnetism experiments.
options
From $0.03 /unit
weight-mass-amp-density-cubes-metals-brass
3510A-BRAS
Density Brass cubes for experimentation, 10mm or 20mm.
options
From $0.26 /mm
lenses-spherical-bi-convex-38-mm-diameter-focal-length-100mm
Bi-Convex Glass Lens, 38 mm Diameter, 100 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$2.08 - $169
SKU: GLXX38X100
lenses-spherical-bi-convex-50-mm-diameter-focal-length-300mm
Bi-Convex Glass Lens, 50 mm Diameter, 300 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.88 - $152
SKU: GLXX50X300
lenses-spherical-bi-convex-50-mm-diameter-focal-length-100mm
Bi-Convex Glass Lens, 50 mm Diameter, 100 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$2.80 - $227
SKU: GLXX50X100
lenses-spherical-bi-convex-50-mm-diameter-50mm
Bi-Convex Glass Lens, 50 mm Diameter, 50 mm Focal Length
Converges incident light for optical experiments and image formation.
Add to Cart
$4.99 - $440
SKU: GLXX50X50
lenses-spherical-bi-convex-50-mm-diameter-focal-length-150mm
Bi-Convex Glass Lens, 50 mm Diameter, 150 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.88
SKU: GLXX50X150
lenses-spherical-bi-convex-50-mm-diameter-focal-length-200mm
Bi-Convex Glass Lens, 50 mm Diameter, 200 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.88 - $152
SKU: GLXX50X200
lenses-spherical-bi-convex-38mm-diameter-50mm
Bi-Convex Glass Lens, 38 mm Diameter, 50 mm Focal Length
Converges incident light for optical experiments and image formation.
Add to Cart
$4.99 - $260
SKU: GLXX38X50
lenses-spherical-bi-convex-38-mm-diameter-focal-length-150mm
Bi-Convex Glass Lens, 38 mm Diameter, 150 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.52 - $123
SKU: GLXX38X150
lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
Bi-Convex Glass Lens, 38 mm Diameter, 200 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.52 - $14
SKU: GLXX38X200
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
Bi-Convex Glass Lens, 38 mm Diameter, 500 mm Focal Length
Polished glass with ground edges for converging optical systems.
Call To Order  
$1.52 - $123
SKU: GLXX38X500
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
Bi-Convex Glass Lens, 75 mm Diameter, 100 mm Focal Length
Polished glass with ground edges and 100 mm focus.
Add to Cart
$3.20 - $260
SKU: GLXX75X100
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
Bi-Convex Glass Lens, 75 mm Diameter, 150 mm Focal Length
Polished glass with ground edges and 150 mm focus.
Add to Cart
$5.80 - $469
SKU: GLXX75X150
lenses-spherical-bi-convex-75-mm-diameter-focal-length-175mm
Bi-Convex Glass Lens, 75 mm Diameter, 175 mm Focal Length
Polished glass with ground edges and 175 mm focus.
Add to Cart
$4.95
SKU: GLXX75X175
lenses-spherical-bi-convex-75-mm-diameter-focal-length-200mm
Bi-Convex Glass Lens, 75 mm Diameter, 200 mm Focal Length
Polished glass with ground edges and 200 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X200
lenses-spherical-bi-convex-75-mm-diameter-focal-length-300mm
Bi-Convex Glass Lens, 75 mm Diameter, 300 mm Focal Length
Polished glass with ground edges and 300 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X300
lenses-spherical-bi-convex-75-mm-diameter-focal-length-500mm
Bi-Convex Glass Lens, 75 mm Diameter, 500 mm Focal Length
Polished glass with ground edges and 500 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X500
Telegraph Key, Morse Code Key, Tapping Key, Contact Key
Contact Key, Tapping Key, Telegraph Key, Morse Code Key,
Efficient communication tool for Morse code enthusiasts.
Add to Cart
$6.25 - $500
SKU: TGKY02
brass-electrodes
Brass Electrodes
Sharp-edged brass electrodes for science experiments.
Add to Cart
$5.50 - $175
SKU: BSFLAT
steel-balls-18quot-diameter
Steel Balls 1/8" Diameter
Tiny polished spheres for mechanics and magnetism experiments.
Add to Cart
$3.75 - $30
SKU: SBALL3
weight-mass-amp-density-cubes-metals-brass
Density Cubes, Metals Brass
Density Brass cubes for experimentation, 10mm or 20mm.
Add to Cart
$2.60 - $9.70
SKU: 3510A-BRAS
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