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Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm)

Biconvex lenses for precise light focusing.

SKU: 3318G-1
Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm)

Precision cylindrical lens for precise light focusing.

SKU: 3318G-3
Magnifying Glass, Hand Held Magnifier

High quality hand held magnifying glass in multiple sizes.

SKU: GMAGVG
Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm) (3318G-1)

Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm)


These Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm) are designed to focus light along a straight line, making them incredibly useful for a variety of applications. Whether you're looking to examine the full paths of rays on paper or need to illuminate small objects with precision, these lenses are the perfect tool for the job. Made of optically true glass with polished faces and ground edges, these lenses are both durable and reliable. They are also known as square lenses or ray box lenses, and are a must-have for anyone working in optics or related fields.


Key Features:

  • Bi-convex design for focusing light along a straight line
  • Focal length of approximately 72mm
  • Made of optically true glass with polished faces and ground edges
  • Useful for examining the full paths of rays on paper
  • Also known as a square lens or ray box lens
  • Power of 14D for strong magnification

Product Specifications:

Product Name Glass Cylindrical Lenses Bi-Convex Power 14D (Focal Length ~72Mm)
Material Glass
Lens Type Cylindrical
Lens Shape Bi-Convex
Power 14D
Focal Length ~72Mm

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  • Glass Spherical Lenses Convex Power 20D (Focal Length ~50Mm)
  • Plastic Spherical Lenses Concave Power 8D (Focal Length ~125Mm)
  • Glass Prism Equilateral 30-60-90 Degrees

Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.

CAUTION: Handle with care as glass lenses can be fragile and may break if dropped or mishandled.

Perfect for:

  • Physics students and educators
  • Science enthusiasts
  • Optical engineers and technicians
  • Researchers in the field of optics
  • Individuals interested in studying light and its properties
  • Professionals working in the field of optics and light technology

SKU: 3318G-1
Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm) (3318G-3)

Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm)


These Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm) are designed to focus light along a straight line. They are particularly useful for looking at full paths of rays on paper, such as pencils of light emerging from the slits of a comb illuminated by a small lamp. Made of optically true glass with polished faces and ground edges, these lenses are also known as square lens or ray box lens. With their unique design, they are perfect for various applications that require precise light manipulation.


Key Features:

  • Glass material for optically true lenses
  • Cylindrical shape for focusing light along a straight line
  • Plano-convex design for enhanced light transmission
  • Power of 14D for specific focal length of ~72mm
  • Useful for visualizing full paths of rays on paper
  • Ground edges and polished faces for precision

Product Specifications:

Product Name: Glass Cylindrical Lenses Plano-Convex Power 14D (Focal Length ~72Mm)
Material: Glass
Type: Lenses
Length: Cylindrical
Focal Length: ~72Mm
Shape: Plano-Convex
Power: 14D

Similar Products

  • Rectangular Glass Lenses Plano-Concave Power 16D (Focal Length ~62.5Mm)
  • Cylindrical Glass Lenses Double-Convex Power 20D (Focal Length ~50Mm)
  • Round Glass Lenses Plano-Convex Power 10D (Focal Length ~100Mm)
  • Square Glass Lenses Double-Concave Power 12D (Focal Length ~83.3Mm)
  • Oval Glass Lenses Plano-Concave Power 18D (Focal Length ~55.5Mm)

Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.

CAUTION: Handle with care to avoid breakage and injury. Use appropriate eye protection when working with light sources. Do not look directly at the light source.

Perfect for:

  • Optical engineers and scientists
  • Physics and optics students
  • Research institutions and laboratories
  • Manufacturing companies that produce optical equipment
  • Individuals interested in studying light and its behavior
  • Professionals who require precise and accurate measurements of light

SKU: 3318G-3
Magnifying Glass, Hand Held Magnifier (GMAGVG)

Magnifying Glass, Hand Held


This hand held magnifying glass is perfect for examining biological and geological specimens in the field and laboratory. A polished optical lens is mounted in a plated metal rim which is threaded in a black plastic handle. These lenses are perfect for all those little prints you just can't read yourself or for various science experiments. You can use these to make homemade cameras or microscopes. Whether you use it in a lab to study specimen or at home to read that fine print, this high quality magnifier is perfect for you.


Key Features:

  • Hand held magnifying glass with polished optical lens
  • Available in three sizes: 50mm, 65mm, and 75mm
  • Can be purchased individually or as a set of 3
  • Ideal for examining biological and geological specimens in the field and laboratory
  • Perfect for reading fine print or for various science experiments

Product Specifications:

Diameter Focal Point
50mm Approx. 80mm
65mm Approx. 120mm
75mm Approx. 170mm

Similar Products:

  • Lighted Magnifying Glass
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Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.


CAUTION: Do not look directly at the sun or other bright light sources through the magnifying glass as it may cause eye damage.

Perfect for:

  • Students and professionals in the field of biology and geology
  • Individuals who need to read fine print
  • Science enthusiasts who enjoy conducting experiments

SKU: GMAGVG
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