Scale Ruler is the simple application to display the scale of various measurement units.
※ Warning: The accuracy of the scales cannot be guaranteed.
Please be sure the calibration.

How to use:
There are two modes.

- Select mode:
In UNLOCKED state after choosing measurement unit magnification ratio and reduced scale the scale is displayed.
You can lock the scale on the ruler with a switch.

- Free mode:
In UNLOCKED state and freely set the scale by dragging the screen to the left or right.
The setting range is from 1: 1 to 1: 100.
When you press and hold the scale value the keyboard is displayed and you can enter the scale.
You can lock the scale on the ruler with a switch.

※Sorry for the advertisement during unlocking.


- Calibration
As scale is displayed correctly ruler using the size of a credit card please do the calibration.
(Please use a ruler as much as possible.)
After calibration please tap the "calibration" button.
Calibration results are saved.

"Reset" button : the display of the scale to the initial state. Save is not.
"Cancel" button : without saving the calibration results and exit the calibration.


Specification of Scale Ruler
- measure length
meterinches

- magnification ratio
50% 70.7% 100% 141% 200%

- reduced scale
　for meter　
　　1:100 1:150 1:200 1:250 1:300 1:400 1:500 1:600

　for inch
　　1:1 1:1.5 1:2 1:2.5 1:3 1:4 1:5 1:6

　for inch(Architectural)
　　1:1 1:2 1:4 1:8 1:12 1:16 1:24 1:32 1:48 1:64
　　1:96 1:128 1:192 1:384

　for inch(Engineering)
1:120 1:240 1:360 1:480 1:600 1:720
1:800 1:960 1:1080