BK7 Glass Optical Lenses Datasheets

Achromatic Lens
from Dayoptics, Inc.

A transparent optical component consisting of one or more pieces of optical glass with curved surfaces(usually spherical) that they serve to converge or diverge the transmitted rays from an object,thus forming a real or virtual image of that object. Dayoptics provides these lenses with the material... [See More]

  • Materials: BK7 Glass; SF5 Glass; F2
  • Lens Application: Visible
  • Lens Type: Achromats
  • Focal Length: -50 to 200
Precision Aspherical Lenses -- G974
from Gurley Precision Instruments

Aspheres minimize spherical aberrations, Broadband coatings are recommended for aspherical lenses [See More]

  • Materials: BK7 Glass
  • Focal Length: 27
  • Lens Type: Aspheric; Spherical Lens
  • Center Thickness: 12.3
Biconvex Lens- AR Coated -- LBV4040-AV2
from Knight Optical (USA) LLC

Biconvex lens - 40mmf.l x 40mm dia. AR coated. Biconvex lenses are used for shorter focal lengths in comparison to a larger diameter required, and used for focusing parallel rays of light to a point, and would be best used for high quality imaging and laser applications. These biconvex lenses are... [See More]

  • Materials: BK7 Glass
  • Focal Length: 40
  • Lens Type: Spherical Lens
  • Center Thickness: 12.5
Aspheric Condenser Lenses, Mounted (Crown Glass)
from Qioptiq

Plano-convex lenses with minimal spherical aberration. Very high aperture ratios. Primarily for use in illumination systems. Mounts fit to Microbench m. Fabricated from crown glass. Surfaces uncoated. Special coatings for Aspheric Condenser Lenses are available on request. All singlets can be found... [See More]

  • Materials: BK7 Glass
  • Focal Length: 15 to 27
  • Lens Type: Aspheric
  • Center Thickness: 7.4 to 12.3
Cylindrical Lenses
from Artifex Engineering

Cylindrical lenses are used to spread or focus light in one plane. [See More]

  • Materials: BK7 Glass (optional feature); Ultra-violet grade Fused Silica (optional feature)
  • Lens Application: Visible
  • Lens Type: Cylindrical Lens
  • Focal Length: 1000
Cylindrical Lenses
from CVI Laser Optics

Cylindrical lenses converge or expand light in a single dimension to alter the proportions of an image, focus a beam to a thin line or generate a line output.   CVI Laser Optics offers both plano-convex and plano-concave cylindrical lenses in N-BK7 and UV grade fused silica, in addition to... [See More]

  • Materials: BK7 Glass (optional feature); Calcium Fluoride (optional feature); Sapphire (optional feature); Ultra-violet grade Fused Silica (optional feature)
  • Lens Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
  • Lens Type: Cylindrical Lens
  • Focal Length: -10 to 10
10mm Dia X 15mm FL Cylinder Lens MgF2 Coating -- NT47-767
from Edmund Optics Inc.

Focuses light in only one dimension. Similar to a PCX lens in profile, but is a portion of a cylinder instead of a sphere. Cylinder lenses can transform a point of light into a line image. This is useful for making laser line generators. The lens magnifies in one dimension so it can be used for... [See More]

  • Materials: BK7 Glass
  • Focal Length: 15
  • Lens Type: Cylindrical Lens
  • Center Thickness: 3.3
Biconcave Lenses
from EKSMA OPTICS

These lenses are symmetrical with equal radii on both sides. The biconcave lenses are often used to expand light beams or to increase focal lengths in optical systems, and are normally used in combination with other lenses. Among the many devices utilising biconcave lenses are laser beam expanders,... [See More]

  • Materials: BK7 Glass; Ultra-violet grade Fused Silica
  • Focal Length: 12.5 to 500
  • Lens Type: Cylindrical Lens
  • Center Thickness: 1.7 to 4.8
Laser Optics -- XZMV-15750350
from KENTEK Corporation

Optics are used in a wide variety of applications, including the collection of light and images and modification of laser energy through collimation, convergence, and divergence. With the many available laser wavelengths and multitude of laser applications, selecting the appropriate optics is... [See More]

  • Materials: BK7 Glass; Germanium; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica; Plastic, Quartz, Silicon
  • Lens Type: Achromats; Aspheric; Ball; Cylindrical Lens; Fresnel Lens; Meniscus
Focusing Lenses for Spectrocopy Lens Holder Assemblies
from Newport Corporation

These focusing lenses are used in our spectroscopy lens holder assemblies. Focusing lenses for Oriel lens holder assemblies. Bi-convex or plano-convex lens shapes. 330 to 2200 nm wavelength range [See More]

  • Materials: BK7 Glass; Ultra-violet grade Fused Silica; N -BK7
  • Lens Application: Infrared; Visible; Ultraviolet
  • Lens Type: Spherical Lens
  • Focal Length: 33 to 200
Helvoet Lenses
from ProPhotonix, Ltd.

The optical components department of Helvoet Rubber & Plastic Technologies NV manufactures injection molded lenses, mirrors, polygons, with or without reflective coatings, with extreme accuracy for barcode scanning and sensor module applications. High accuracy off-the-shelf lenses (spherical and... [See More]

  • Materials: BK7 Glass; Acrylic; Polycarbonate; CCD
  • Lens Application: Infrared; Visible
  • Lens Type: Aspheric; Spherical Lens (optional feature)
Cylindrical Lenses
from Rocky Mountain Instrument/RMI Laser

Cylindrical Lenses focus incoming light in one dimension only, such as in transforming a point image into a line image or changing the height of an image without changing its width or vice versa. RMI Cylindrical Lenses are designed per customer wavelength. Both sides can be coated with an RMI high... [See More]

  • Materials: BK7 Glass; Calcium Fluoride; Germanium; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica; Fused Silica, Cleartran, Barium fluoride, Magnesium Flouride, Silicon
  • Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig; 40-20 Scratch / Dig
  • Lens Type: Cylindrical Lens
  • Surface Flatness: λ/4; Lambda/40
Ball Lens -- L-BAL005
from Ross Optical Industries

Ball lenses are highly transparent spheres made of optical glasses. They are used to focus light into fibers as in diode laser-to-fiber coupling as well as fiber-to-fiber coupling. They have high coupling efficiency and should be much easier to align than traditional lenses due to their physical... [See More]

  • Materials: BK7 Glass
  • Lens Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
  • Lens Type: Ball
  • Diameter / Length: 0.3000
Aspherical Lenses
from SCHOTT AG

Aspherical lenses have a complex surface profile. SCHOTT uses both CNC machining (Computerized Numerical Control) and MRF tooling (Magneto Rheological Finishing) techniques to manufacture these lenses in small and medium-sized quantities or for use in prototypes. Due to their unique surface... [See More]

  • Materials: BK7 Glass (optional feature); Crown Glass (optional feature); Flint Glass (optional feature); LaSFN9 Glass (optional feature); SF5 Glass (optional feature); SF11 Glass (optional feature); Ultra-violet grade Fused Silica
  • Lens Application: Visible
  • Lens Type: Aspheric
  • Diameter / Length: 15 to 180
BK-7 Glass Hemispheres
from Swiss Jewel Company

BK-7 Hemisphere Lenses are ideal for mounting in your instrument and ease of handling. Typical Applications: Fiber Optics, LEDs [See More]

  • Materials: BK7 Glass
  • Lens Application: Visible
  • Lens Type: Ball; Spherical Lens
  • Center Thickness: 0.2489 to 0.7493
Achromatic Lenses
from Thorlabs, Inc.

At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]

  • Materials: BK7 Glass (optional feature); SF11 Glass (optional feature); Acrylic (optional feature); Germanium (optional feature); Zinc Selenide (optional feature); N-BAF10/N-SF6HT, N-SF2
  • Lens Application: Infrared (optional feature); Visible (optional feature); Ultraviolet (optional feature)
  • Lens Type: Achromats
  • Focal Length: -100 to 1000
Ball Lenses
from Tower Optical Corporation

Ball lenses are used for various tasks such as improving the coupling between optical fibers and the emitters or detectors they interface with. Standard size lenses range from 1.0mm to 5.0mm. Custom made sizes or special materials are also available. All Ball lenses can be ordered with full-surface... [See More]

  • Materials: BK7 Glass (optional feature); Ultra-violet grade Fused Silica (optional feature)
  • Diameter / Length: 1 to 10
  • Lens Type: Ball; Spherical Lens
  • Surface Quality: 40-20 Scratch / Dig