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Lenses Spherical Bi-Convex, 75 mm Diameter, Focal Length 150mm
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
330575MM-150MM
Made of polished glass with ground edges
options
From $4.69 /unit
Lenses Spherical Bi-Convex, 75 mm Diameter, Focal Length 100mm
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
330575MM-100MM
Made of polished glass with ground edges
options
From $2.60 /unit
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 500mm
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
330538MM-500MM
Made of polished glass with ground edges
options
From $1.23 /unit
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 200mm
lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
330538MM-200MM
Made of polished glass with ground edges
options
From $1.40 /unit
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 150mm
lenses-spherical-bi-convex-38-mm-diameter-focal-length-150mm
330538MM-150MM
Made of polished glass with ground edges
options
From $1.23 /unit
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 100mm
lenses-spherical-bi-convex-38-mm-diameter-focal-length-100mm
330538MM-100MM
Made of polished glass with ground edges
options
From $1.69 /unit
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 300mm
lenses-spherical-bi-convex-50-mm-diameter-focal-length-300mm
330550MM-300MM
Made of polished glass with ground edges
options
From $1.52 /unit
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 200mm
lenses-spherical-bi-convex-50-mm-diameter-focal-length-200mm
330550MM-200MM
Made of polished glass with ground edges
options
From $1.52 /unit
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 150mm
lenses-spherical-bi-convex-50-mm-diameter-focal-length-150mm
330550MM-150MM
Made of polished glass with ground edges
options
From $1.88 /unit
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 100mm
lenses-spherical-bi-convex-50-mm-diameter-focal-length-100mm
330550MM-100MM
Made of polished glass with ground edges
options
From $2.27 /unit
Heart Model, Life Size, Basic
heart-model-life-size-basic
ACH7
Accurate heart anatomy model, economical, dissects into 2 parts.
options
From $27 /unit
Basic Gyroscope
basic-gyroscope
GYRO1
Fascinating toy defies gravity, includes pedestal and instructions.
options
From $6.50 /unit
Ray Box With Lens
LC1114
Parallel light source for lens and mirror experiments.
options
From $27 /unit
Basic Lens Set, 38 Mm, 6 Lenses
basic-lens-set-38-mm-6-lenses
LENS38X6
Versatile lens kit for creative photography.
options
From $12 /unit
Lenses Spherical, Bi-Convex, 50 Mm Diameter 50Mm
lenses-spherical-bi-convex-50-mm-diameter-50mm
330550MM-50MM
High-quality optical magnification for precision viewing.
options
From $4.40 /unit
Lenses Spherical, Bi-Convex, 38mm Diameter 50mm
lenses-spherical-bi-convex-38mm-diameter-50mm
330538MM-50MM
Bi-convex spherical lens, 38mm diameter, 50mm focal length.
options
From $2.60 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
Lenses Spherical Bi-Convex, 75 mm Diameter, Focal Length 150mm
Made of polished glass with ground edges
Add to Cart
$5.80 - $469
SKU: 330575MM-150MM
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
Lenses Spherical Bi-Convex, 75 mm Diameter, Focal Length 100mm
Made of polished glass with ground edges
Add to Cart
$3.20 - $260
SKU: 330575MM-100MM
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 500mm
Made of polished glass with ground edges
Add to Cart
$1.52 - $123
SKU: 330538MM-500MM
lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 200mm
Made of polished glass with ground edges
Add to Cart
$1.52 - $14
SKU: 330538MM-200MM
lenses-spherical-bi-convex-38-mm-diameter-focal-length-150mm
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 150mm
Made of polished glass with ground edges
Add to Cart
$1.52 - $123
SKU: 330538MM-150MM
lenses-spherical-bi-convex-38-mm-diameter-focal-length-100mm
Lenses Spherical Bi-Convex, 38 mm Diameter, Focal Length 100mm
Made of polished glass with ground edges
Add to Cart
$2.08 - $169
SKU: 330538MM-100MM
lenses-spherical-bi-convex-50-mm-diameter-focal-length-300mm
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 300mm
Made of polished glass with ground edges
Add to Cart
$1.88 - $152
SKU: 330550MM-300MM
lenses-spherical-bi-convex-50-mm-diameter-focal-length-200mm
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 200mm
Made of polished glass with ground edges
Add to Cart
$1.88 - $152
SKU: 330550MM-200MM
lenses-spherical-bi-convex-50-mm-diameter-focal-length-150mm
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 150mm
Made of polished glass with ground edges
Add to Cart
$1.88
SKU: 330550MM-150MM
lenses-spherical-bi-convex-50-mm-diameter-focal-length-100mm
Lenses Spherical Bi-Convex, 50 mm Diameter, Focal Length 100mm
Made of polished glass with ground edges
Add to Cart
$2.80 - $227
SKU: 330550MM-100MM
heart-model-life-size-basic
Heart Model, Life Size, Basic
Accurate heart anatomy model, economical, dissects into 2 parts.
Add to Cart
$27
SKU: ACH7
basic-gyroscope
Basic Gyroscope
Fascinating toy defies gravity, includes pedestal and instructions.
Add to Cart
$6.50
SKU: GYRO1
Ray Box With Lens
Parallel light source for lens and mirror experiments.
Add to Cart
$27
SKU: LC1114
basic-lens-set-38-mm-6-lenses
Basic Lens Set, 38 Mm, 6 Lenses
Versatile lens kit for creative photography.
Add to Cart
$12
SKU: LENS38X6
lenses-spherical-bi-convex-50-mm-diameter-50mm
Lenses Spherical, Bi-Convex, 50 Mm Diameter 50Mm
High-quality optical magnification for precision viewing.
Add to Cart
$4.99 - $440
SKU: 330550MM-50MM
lenses-spherical-bi-convex-38mm-diameter-50mm
Lenses Spherical, Bi-Convex, 38mm Diameter 50mm
Bi-convex spherical lens, 38mm diameter, 50mm focal length.
Add to Cart
$4.99 - $260
SKU: 330538MM-50MM
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