Need a measuring tool on your iPhone or iPad? With scale paper you can measure objects and distances. Up to a tenth millimeter.

Here our key features:
* exact scale paper
* ruler to exactly measure width and height
* 2 adjustable reticles to mark glasses (for opticans)
* invert mode to adjust to bright environments
* precision controls
* lock for the ruler to work without distraction
* Made in Germany with „German Gründlichkeit“

Uses:
* engineers
* optometrists and opticans
* handicraft enthusiasts
* for everybody who wants to measure something fast and precise

Real craftsmans always have something to meassure. A folding ruler does a nice job with distances up to 2 meters. For shorter distances you better use scale paper. Optometrists use this simple tool for decades to mark glasses.

There are lots of situations, where the good old scale paper can help you. Imagine, you are in a DIY store and need a identical screw. How long was it exactly? How big was the diameter? With a measuring tool in your pocket, this problem is solved within an eye blink.

Scale paper is your personal scale paper you always have with you. Put an object on the screen of your iPhone or iPad and read of the width and height. Use the ajustalbe ruler to read off the dimension of the object. Tap on the precision controls. With „+“ and „-“ you can make a vernier adjustment. Up to a tenth of a millimeter.

Save your solution with a screen shot. Push and hold the home button of your iPhone and push one time the on/off button.

Opicans, who wants to drill sunglasses for rimless frames can put their glasses on the iPhone. The display shines through the dark glasses. It was never this easy to mark dark glasses. Use the 2 ajustable reticles to mark the glasses.

All scales can blinded out. So you just have your scale paper like in the good old days.

Try the invert mode and work with the color, that suits best with your situation.

Caution: Be careful, when you put objects on your iPhone or iPad.