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LOW VISION > LOW VISION DEVICES > Flashcards

LOW VISION DEVICES Flashcards

1
Q

These are devices that will maximize residual visual function by
increasing the visual information available to a person with low vision

A

Low vision devices

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2
Q

These are supplementary devices, used together with optical devices
that does not use lenses or prisms, it alters spatial relationships and modify the environment

A

Non-optical low vision devices

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3
Q

These are devices that will assists patients with low vision to carry on activities of daily living (ADL)

A

Low vision devices

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4
Q

This is consist of one or more lenses or prisms placed between the eye
and object to be viewed which increase the size of the object to the
retina

A

Optical Low vision devices

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5
Q

These are like miniature binoculars attached to the spectacle frame

A

Bioptic Telescopes

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6
Q

a combination of lenses fitted in a tubular form to get a magnify view of
distance objects

A

Telescopes

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7
Q

used to view objects at a close range

A

Extra Short- focus telescope

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8
Q

2 type of stand magnifier that is transparent:

A
  • Dome magnifier
  • Bar magnifier
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9
Q

magnifying aid held in the hand in front of the eye for viewing small
objects at close range

A

Hand magnifier

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10
Q

magnifying aid that is compact and foldable

A

Compact magnifier

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11
Q

magnifying aid fitted in a casing

A

Stand Magnifier

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12
Q

An electronic magnifier consisting of a camera with zoom lens and a monitor for reading

A

CCTV

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13
Q

Lenses that cut off glare and undesirable frequencies of the visible light

A

Absorptive

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14
Q

A patient with macular degeneration will work better under
______________ level of illumination

A

Direct Light

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15
Q

A patient with retinitis pigmentosa will work better under ______________ level of illumination

A

Incandescent light

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16
Q

A patient with glaucoma will work better under ______________ level of illumination

A

Natural light

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17
Q

This is the optical low vision device that is recommended when writing:

A

Spectacle magnifier

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18
Q

This is the optical low vision device that is recommended if the patient has dexterity problems

A

Spectacle magnifier

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19
Q

This is a non-optical low vision device that helps the patient when writing

A
  • Letter—writer
  • Writing guide
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20
Q

This is a non-optical low vision device that helps the patient when
reading

A

Typoscope

21
Q

these low vision aids are recommended for book lovers

A
  • Reading stand
  • typoscope
22
Q

this low vision aids are recommended for a low vision field worker

A

telescope

23
Q

Typoscope serves the ff. purposes:

A
  • Reading stand
  • avoid glare
24
Q

Writing guide serves the ff. purposes:

A
  • avoid glare
  • writing guide
25
Q

For long reading, the recommended low vision aids are

A

Spectacle magnifier

26
Q

For looking at a diagram, the recommended magnifier is

A

stand magnifier

27
Q

This is being use so as not to lose place while reading

A

Typoscope

28
Q

The ff. solutions are recommended if the patient encountered dimness of material while using the low vision aids:

A
  • Change direction of illumination
  • Increase illumination
  • Increase contrast
29
Q

The ff. solutions are recommended if the patient encountered material out of while using the low vision aids

A

Check working distance

30
Q

The ff. solutions are recommended if the patient encountered eye
fatigue while using the low vision aids:

A
  • Shorten reading time
  • Eccentric Viewing
  • Reading stand
31
Q

are recommended if the patient encountered postural fatigue while using the low vision aids

A

Reading stand

32
Q

are recommended if the patient encountered glare while
using the low vision aids

A
  • Check direction of illumination
  • Anti-glare devices
  • Typoscope
33
Q

are recommended if the patient encountered distortion
while using the low vision aids

A
  • Check position of reading material
  • Clean the lens
  • Frame Adjustment
34
Q

are recommended if the patient encountered losing
place when reading with the use of low vision aids

A
  • Typoscope
  • Systematic reading
  • eccentric viewing
35
Q

are recommended if the patient encountered inverted
image while using the low vision aids

A

Check working distance

36
Q

are recommended if the patient encountered double
vision while using the low vision aids

A

Check PD

37
Q

pertains to relative size magnification

A
  • Physical enlarging the image of the object
  • do not use telescopic systems
38
Q

pertains to relative distance magnification:

A
  • Brought by moving the object closer to the patient
  • do not use telescopic system
39
Q

pertains to relative angular magnification

A

Produced By telescopic system

40
Q

pertains to relative electro-optical magnification

A

Computer Generated

41
Q

It increases the size of the text and It showers the reading material with full spectrum light and is recommended for long reading

A

Magnifying lamp

42
Q

It offers the ideal lighting atmosphere where the light gently flows over patient’s shoulder to splash across the page he is reading

A

Floor Lamp

43
Q

It disperse more light and less heat, to provide an overall improved and more comfortable lighting source

A

Full-spectrum Light

44
Q

It allow colors to be seen in their true color, in natural light:

A

Chromalux Light bulbs

45
Q

This has a combination of high-intensity bulbs and powerful
magnification of up to 5X and is recommended for patients who are into craftmanship

A

big-eye lamp

46
Q

The recommended absorptive lenses for low-light environments

A

Yellow

47
Q

The recommended absorptive lenses for more intense lighting

A

Amber

48
Q

benefits of absorptive lenses:

A
  • Filters out UV rays
  • Filters out IR rays
  • reduces glare
49
Q

examples of anti-glare devices:

A

Hat or Visors

Typoscope

Absorptive Lens

LOW VISION (5 decks)

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