PD Meter

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D I G I T A L   P D   M E T E R

 

 

PD - 82 II

Shin-Nippon
Canon
Welch Allyn
Med Line

 

 

 

 

 

 

 

 

 

 

 

 

 

LED lamp eliminates troublesome lamp replacement and also makes battery life

become as 3 ~ 4 times as longer than our older model

 

Lever action becomes much smoother by using linear sensor

 

  FEATURES

The "cornea reflection light coincidence method" is uded.  This operates by aligning luminous      points on the pupils with the measuring line.

Results are displayed digitally.  Three measurements are given : Right, right + Left, left.

Results are accurate to within 0.25 mm.

Measurements can be made for a single eye or for both eyes.

Possible to measure PD of focusing-point distances ranging from 30 cm to infinity.

Automatically switches OFF one minute after operation is completed, thus conserving power.

Distances from tops of cornea to lenses of frames can be measured.

 

 

  SPECIFICATIONS

  Method of measurement

  Cornea reflection light coincidence method

  Range of measurement

  46 to 82 mm ( Total PD )

  23 to 41 mm ( Each Eye )

  Graduations 0.5 mm

  Display

  Liquid crystal digital display

  Target for focusing point

  Internal green dot on illuminated background

  Range of focusing point

  30 cm to infinity

  Diopter changer

  Provided

  Eye shield

  Provided

  Illumination lamp

  LED

  Power supply

  6V DC ( SUM 3 batteries x 4 )

  Dimensions

  155 ( W ) x 255 ( D ) x 55 ( H ) mm

  Weight

  690 g

  Standard accessories

  Dust cover

 

 

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