FLICKERfree Calculator iPhone App

Description:

The Cinematography Electronics FLICKERfree Calculator iPhone App is a handy tool to calculate the proper camera speed and shutter angle combinations for FLICKERfree film or digital cinematography. It is especially useful when using HMI or fluorescent lighting.

Our FLICKERfree Calculator iPhone App is designed with the same simplicity as our popular HMI Flickerfree Filming Speeds reference cards. Our App calculates the camera speed in Frames Per Second (fps) and camera Shutter Angle in Degrees. The colors on the calculator, Burgundy (50 Hz) or Blue (60 Hz), also match the colors on our reference cards.

Features:

  • Easy to use with an attractive interface.
  • Selectable Line Frequency, either 50 Hz or 60 Hz.
  • Calculates the camera speed in Frames Per Second (fps).
  • Calculates the camera Shutter Angle in Degrees.
  • Calculates instantly when an entry is changed.
  • A finger slider allows user to set the Frames Per Second or Shutter Angle values.
  • Images of our HMI Flickerfree Filming Speeds reference cards are included. Pinch to zoom on the iPhone and iPod.
  • Compatable with iPhone, iPad and iPod Touch.
  • Now optimized for the iPhone 4 & iPhone 5 Retina screen.
  • Compatable with iOS 5, 6, 7 & 8
FLICKERfree Calculator Screenshot 1

Operating Instructions:

Set the Line Frequency (mains frequency):

Tap the i info button in the lower right corner to access the settings and instructions page. Tap the 50 Hz or 60 Hz button at the top of the screen. The color of the active Line Frequency button changes to Burgundy (50 Hz) or Blue (60 Hz). Tap the Back button to return to the calculator. (Note: In North America, the line frequency is typically 60 Hz and in Europe, the line frequency is typically 50 Hz).

Calculate a FLICKERfree Camera Speed:

Tap the Shutter Angle display area and select a Shutter Angle by scrolling the slider horizontally. The calculated Camera Speed is shown in the Frames Per Second display area. When multiple solutions are calculated, a result button appears on the right side of the Frames Per Second display area. Tap this result button or swipe a finger right to left across the screen to display the complete list. To return to the main screen, swipe a finger horizontally across the screen, left to right.

Calculate a FLICKERfree Shutter Angle:

Tap the Frames Per Second display area and select a camera speed by scrolling the slider horizontally. The calculated Shutter Angle is shown in the Shutter Angle display area. When multiple solutions are calculated, a result button appears on the right side of the Shutter Angle display area. Tap this result button to display the complete list. To return to the main screen, swipe a finger horizontally across the screen, left to right.

View our HMI Flickerfree Filming Speeds reference card:

Tap the View FLICKERfree Card button at the top of the screen or swipe a finger horizontally across the main screen, left to right. The FLICKERfree reference card moves onto the screen. Pinch to zoom on the iPhone. Swipe a finger right to left to hide the card and return to the main calculator screen.

Always verify settings and results.


For support and suggestions, please contact: FLICKERfreeCalculator@CinemaElec.com


App Designer / Programer - Thomas Barton

Contact: thomas@cinemaelec.com


FLICKERfree Calculator

© 2011-2017 Cinematography Electronics Inc.


HMI Flickerfree Filming Speeds reference cards

© 1986 - 2017 Cinematography Electronics Inc.