iPhone Screenshots


When you take stereoscopic images, You worry because there are many things. 
This tool calculates the basic parameter of it.
Basic parameters are…

1. Stereobase or Interocular

2. Focal length of a lens

3. Distance to the nearest object

4. Distance to the furthest object or background

5. Parallax

These values are closely related respectively.

A thing important by another one is a size of the display or screen.

This tool calculates parallax value on it with aspect ratio that you want.

6.Screen Size when you show or see it

7.Aspect rate

When the thing you want to take a picture of is already decided, the optimal parameters can be tried from the size and distance etc.

And new features, several values are displayed on upper area.
The vertical and horizontal Fov angle at the specified focal length.
The size of height and width at both point of Near and Far.


Fov: The Fov angle of vertical, horizontal and diagonal at the focal length

Size: The area size of height and width at Near and Far point

What's New

Version 2.0

New feature. You can choose a type of display aspect including the landscape and the portrait.

Ratings and Reviews

Lots of Fun


I'm using it with my 3d Fuji camera. And it's free!

Hey, it's FREE!

Bilateral Films

Just downloaded it. Seems great so far. Immediate reaction: It needs a convergence setting. But hey, it's FREE, what do you want?

this is good app


But can we choose filmback size? is that 35mm base? anyway thanks for excellent app like this :)


Junji Ikeda
7.8 MB
Photo & Video
Requires iOS 11.0 or later. Compatible with iPhone, iPad, and iPod touch.
Age Rating
Rated 4+
© Junji Ikeda


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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