Volk precision optical lens cleaner wipes are highly absorbent, lintfree optical towelettes moistened to an exact saturation level with a unique combination of oil removers and cleaning agents. Cleaning in a counter clock wise direction may loosen the glass element from the ring. Instructions for use product information volk optical. Only top quality glass is used in volk bio lenses, providing long lasting and superior optical quality. Delivering unmatched wide field imaging, the hr wide field lens improves upon earlier pan retinal contact lenses for visualization to the ora with no distortion.
A mild detergent and water is ideal to clean the surface. This is a trial procedure in which several or even all 10 conoid lenses may be tried. These lenses offer unmatched imaging, focusing capability, and minimal glare for retinal and anterior segment examinations and laser treatments. Simply attach the volk inview to your iphone and then download the mobile app via the apple app store to your ios device.
Retina lens competitive comparison chart more ocular instruments advantages safer due to our superior optical design, we can use a larger spot size setting with our lens designs than volk. Volk diagnostic lenses volk volk g4 gonio laser lens designs for vision is a specialist provider of products to the ophthalmic and optometry sector for over 40 years. Pdf on mar 1, 2008, gitumoni sharma and others published commonly used diagnostic and laser. Tightening the lenses is always free of charge at volk optical. Pdf miniaturized highresolution widefield contact lens for. Classic slit lamp lenses volk indirect aspherical slit lamp lens primary application. Volks digital lenses are the latest generation non contact lenses for examination at the slit lamp and bio.
Digital clear field indirect bio lens for highest resolution pan retinal examination. Volk double aspheric lens introduction volks 60d,78d and 90d fundus lenses have establishes slit lamp indirect ophthalmoscopy as a standard diagnostic procedure for comprehensive fundus evaluation. Us5479222a indirect ophthalmoscopy lens system and. Several developments occurred with the aspheric lens designs through the years, delivering far superior imaging for bio examinations. Vmlcase keep your personal lens sets together with our multilens case. For decades, volk optical has provided discerning practitioners with the finest lenses for visualization and treatment of the eye. I need to get volk lenses for lab and i was wondering if you guys could help me out. Over time, indirect ophthalmoscopy has come to replace the previously widespread use of direct ophthalmoscopy, and with good reason.
How volk eye check can improve fitting across all your ranges of contact lenses. Advanced double aspheric designs, exclusive to volk, provide clear fundus imaging and precise laser beam transmission. The cla platform includes both automated and manual versions. Unfortunately, however, there still seems to be a general impression that volk lenses are to be regarded as a special technique, unsuitable for more routine optometric work. Volk diagnostic lenses volk digital high mag lens designs for vision is a specialist provider of products to the ophthalmic and optometry sector for over 40 years. Lenses clean and dry instantly, completely free of smudges, haze, lint and water spots, restoring light transmission to maximum levels for optimum. Click your language beneath the category titles below to download pdfs of instructions for use. All volk lenses are optically engineered using proprietary computer ray tracing. The first aspheric indirect ophthalmoscopy lens was. Examination of the retina by slit lamp and volk double aspheric lenses is called a bio microscopic indirect ophthalmoscope bio. Volk is a company that produces these lenses, and such is the popularity of the manufacturer that fundus biomicroscopy lenses are now commonly referred to as volk lenses. Volk1 single use noncontact surgical bio lenses pdf. Most are fitted with a silicone stabilizing ring, eliminating the need for a suture ring or other lens holding device.
Volk is known worldwide as the premier designer and manufacturer of the highest quality ophthalmic lenses. Pdf miniaturized highresolution widefield contact lens. Volk optical receives presidential award for export success volk optical, inc. Volk diagnostic lenses volk superquad 160 lens designs for vision is a specialist provider of products to the ophthalmic and optometry sector for over 40 years. Using a global network, designs for vision provides diagnostic and surgical products to a range of customers spanning across the healthcare sector. Which of the following lens do you guys recommend and why. Extreme wide field examination and laser prp treatment. The super series lenses are volk s 2nd generation slit lamp lenses consisting of four lenses designed to deliver either wider field or higher magnification imaging than volk s classic series lenses. David volk pioneered a new type of aspheric lens design to reduce distortions in vision caused by the then common spherical lenses. All your needs from consulting room equipment to vision testing disposables and magnification solutions, designs for vision can help.
Download fulltext pdf are disposable and standard gonioscopy lenses comparable. Get a multilens case free of charge if you are placing an order for a new volk lens. When cleaning lenses, a good practice is to rinse under tap water to remove particulate which can scratch the lens coating and glass. Reduce comfort based dropouts and pinpoint the most appropriate lens for each patient. Quality of volkmanufactured optics deliver highresolution images in a sterile, onetimeuse design. They employ improved designs, coupled with superior materials and coatings for the highest resolution imaging of any non contact lenses.
A lens for use in indirect ophthalmoscopy having two functions. In prescribing conoid lenses, the correc tion of ocular astigmatism is helpful when lowpower conoid lenses are used, such as 200 david volk a \ v. Australian and new zealand distributors for all optometric and opthalmic supplies and equipment. Volk1 single use lenses offer the convenience and sterility assurance of a onetimeuse disposable ophthalmic lens made with the highest quality volk lens optics. Do not use micro fiber clothes as they will remove. Pdf commonly used diagnostic and laser lenses for retinal. Fundus biomicroscopy lenses are probably the most important tool that the majority of optometrists have at their disposal to screen and diagnose posterior eye pathology. There has been considerable emphasis on the need for pupil dilation eg it is necessary to dilate with appropriate. Volk lenses with technical specifications, application information and. Clean your lens one side at a time in a clock wise direction. Increase your use of higher margin specialty lenses by identifying candidate patients in seconds. His aspheric design was refined and applied to a range of diagnostic lenses, creating the full line of examination and surgical lenses the company offers today. The indirect ophthalmoscopy lenses and the slit lamp biomicroscopy lenses are designed following a patented double aspheric design.
Miniaturized highresolution widefield contact lens for panretinal photocoagulation article pdf available in clinical ophthalmology auckland, n. Volk optical introduced the 60d lens in the early 1980s and, in subsequent years, extended the range of lenses for the slit lamp by adding additional powers. The image below represents an actual side by side comparison of a volk 20d lens compared with a nonvolk lens over a 2mm grid. The volk inview is an innovative new ophthalmic camera device able to capture wideangle digital colour images of the fundus using an apple iphone or ipod.
The products represented on this page represent the best in class for each of our product categories. The invention is directed to an ophthalmoscopic or gonioscopic lens system as well as an adapter lens systems for use with such an associated lens apparatus. Volk 90d lens slit lamp lenses volk lenses products. Conoid ophthalmic lenses in legal blindness sciencedirect.
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