contact lens identification review test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Who manufactures Boston Lenses? | Bausch & Lomb
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| Who manufactures Fluoroperm lenses? | Paragon
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| Which GP lens is FDA approved for 30 days continuous wear? | Menicon Z (menicon America)
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| Most continuous wear lenses are FDA approved for __ days and ___ nights of continuous wear? | 7days
6 nights
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| Explain DK of a lens and which allows more oxygen? Which is more fragile ? | DK= the amount of oxygen which passes through a lens material
more oxygen = more fragile
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| What does the number represent in the following ; Fluoroperm 30, Fluoroperm 60, Fluoroperm 92, and Fluoroperm 151? | the DK value
30= low DK
151= high DK (more oxygen)
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| List two soft lenses FDA approved for 30 days continuous wear? | 1.Alcon Air Optix night/day Aqua
2.B&L Purvision
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| Explain ionic and non-ionic. Which deposits quicker? | ionic= attracts deposits quicker (more reactive material)
non-ionic= does not attract deposits as quick (less reactive material)
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| Explain the difference between the suffix filcon and focon? | filcon= soft
focon=GP (hard)
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| Soft Lens Group 1 | Low Water (<50% H20)
Nonionic Hydrogel Polymers
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| Soft Lens Group 2 | High Water (>50% H20)
Nonionic Hydrogel Polymers
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| Soft Lens Group 3 | Low Water (<50% H20)
Ionic Hydrogel Polymers
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| Soft Lens Group 4 | High Water (>50% H20)
Ionic Hydrogel Polymers
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| Soft Lens Group 5 | Silicone Hydrogel Polymers
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| Lenses manufactured by B&L? | *soflens
*purevision
*optima
*biotrue
*silsoft
*kerasoft
*ultra
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| Lenses manufactured by Alcon? | *dailies total 1
*air optix
*aqua comfort
*focus dailes
*fresh look
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| Lenses manufactured by Vistakon/Johnson & Johnson? | *ACUVUE
anything acuvue
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| Lenses manufactured by Cooper Vision? | *myday
*clariti
*biofinity
*proclear
*biomedics
*preference
*frequency
*hydrasoft
*avaira
*clearsight
*expressions
*vertex
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| Alcon lenses were formerly manufactured by_________? | Ciba
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| the original alcon lenses (minus focus dailies) have the letter CIBA lens markings where at on the lens? | in the periphery on the FRONT surface
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| focus dailies by alcon have ___ lens markings? | NO LENS MARKINGS
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| Fresh look colors disposable spherical & fresh look color dimensions disposable spherical lenses are stamped with was lens mark? | "FL" inversion mark
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| Air Optix for Astigmatism lenses have CIBA7 plus two numerals molded into the lens_____? | periphery
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| Bausch & Lomb lenses contain a _____type and a ____I.D mark? | Logo type
Series I.D pg.61 TQ
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| all acuvue (johnson &johnson) spherical lenses have a 123 inversion on the ____ of the ____ surface of the lenses? | periphery
Front surface
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| What is a Sclera Lens? | a large contact that rests on the sclera.
(know what it looks like)
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| What is a Hybrid Lens? | a lens that has a GP center with a soft skirt .
(know what it looks like)
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| Manufacture(s) of Hybrid lenses? | Synergeyes
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| List lenses made by SynergEyes? | *Duette
*ultrahealth
*clearkone pg.60 TQ
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| Explain water content of a contact lens? Which allows more oxygen? | lenses with less than 50 percent water content are considered to be low water and the others are high water.
High water=more oxygen=deposits more
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| Manufactures of disposable Enhancement lenses? | *Advanced Vision Technologies
*Orlon Vision
*United Contact Lens
*X-Cel Specialty Contacts
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| Disposable ENHANCEMENT lenses made by Advanced Vision Technologies? | AVT COLORED LENSES
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| Disposable ENHANCEMENT lenses made by Orlon Vison? | Orion enhancers
Bio tint
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| Disposable ENHANCEMENT lenses made by United Contact Lens? | UCL enhanced tints
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| Disposable ENHANCEMENT lenses made by X-Cel Specialty Contacts? | HORIZON TINT
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| Manufactures of disposable Opaque lenses? | *Orion Vision
*United Contact Lens
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| Disposable OPAQUE lenses made by Orion Vision? | *venus
*impressions
*color max
*equinox
*bella
*biocolors
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| Disposable OPAQUE lenses made by United Contact Lens? | cool eyes
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| Upperlid Attachment (Alignment Fit) Avgerage Diameter? | 9.5
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| Intrapalpebral Fit (Apical) Average Diameter? | 8.5
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| Upperlid attachment has a ___ base curve? | Flat BC
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| Intrapalperbral fit has a _____ base curve? | Steep BC
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| PMMA and Fluorosilicone Acrylate are terms used to describe what type of lenses? | GP lenses
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| hydrogel,filcon, and silicone hydrogel are terms used to describe what type of lenses? | Soft lenses
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| Know how to select the correct contact lens power without using your calculator for VD. | page 247 in CL book
page 68 in TQ
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| selecting base curve and power of soft CL | BC is in .25 diopter steps
(know how to do spherical equivalence)
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Created by:
Britt7
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