BACK VERTEX DISTANCE GAUGE & CALCULATOR Click on image to view full size


Availability: In Stock

Detailed Description

Back Vertex Distance Gauge & Calculator


Back vertex distance gauge 

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Product ref: EYOBVDGP

* Accurate
* Very easy to use
* Compensated for eyelid thickness
* Stays open where you measure
* Includes protective pouch
* Easy to read
* NZ made

Back vertex distance calculator

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Product ref: EYOBVDCC

* Simple to use
* Easy to handle
* Easy to read
* Accurate results
* Includes protective pouch
* Minus powers marked in Red
* Plus powers marked in Black
* Easy to turn dial
* Instruction on back of gauge with examples
* Essential in every practice

Overall diameter: 150mm(6")

Click here for a copy of the instructions

Back vertex distance gauge & calculator set

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Product ref: EYOBVDGPC