Indirect BIO Lenses

CompanyVolk Optical, Inc.Volk Optical, Inc.Volk Optical, Inc.Volk Optical, Inc.Volk Optical, Inc.
Item25D15D20D28DDigital ClearField Lens
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DescriptionThis excellent mid-power lens provides medium field and magnification, with an ideal diameter for grip and manipulation in the orbital area.The 15D provides high magnification along with an optimized working distance from the cornea. With its 4.11x magnification it is also well suited for disc and macular observation.Volk’s state-of-the-art 20D diagnostic/laser lens is perfectly corrected for field curvature, astigmatic aberrations and coma – delivering the best retinal image of any 20 diopter lens on the market. Its advanced double aspheric design further Provides exceptional resolution and fundus scanning capability. Excellent for small pupil diagnosis and treatment.With advanced glass technologies and designs, the Digital ClearField lens delivers enhanced wide field views of the mid and far peripheral retina. Using this advanced lens will provide image quality previously unattainable with the binocular indirect
Features
  • Patented double aspheric glass optics provide enhanced imaging
  • Lower magnification decreases working distance
  • Ideal diameter for use within the orbital area
  • High magnification provides excellent imaging of optic disc and macula
  • Patented double aspheric glass optics provide enhanced imaging
  • Excellent diagnostic lens for Glaucoma screening
  • High magnification provides excellent imaging of optic disc and macula
  • Patented double aspheric glass optics provide enhanced imaging
  • Perfectly corrected for field curvature, astigmatic aberrations and coma
  • AutoClave Sterilizable available decreases processing time
  • Patented double aspheric glass optics provide enhanced imaging
  • AutoClave Sterilizable available for decreased processing time
  • Excellent for small pupil diagnosis and treatment
  • High resolution provides excellent fundus imaging
  • For mid and far peripheral retinal viewing
  • Low dispersion™ glass delivers superior resolution compared to traditional BIO lenses
  • Smaller profile ring facilitates manipulation within the orbit
ApprovalUS FDAUS FDAUS FDAUS FDAUS FDA
Product NumberV25LCV15LCV20LCV28LCVDGTLCF
Working Distance38mm72mm50mm33mm37mm
Field of View52°/68°36°/47°46°/60°53°/69°55°/72°
Image Magnification2.54x4.11x3.13x2.27x2.79
Laser Spot.39x.24x.32x.44x0.36
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