Tool network
DISPLAY-LAB // PLAYER TOOL
Display & Frame Pacing Lab
Estimate browser refresh cadence, inspect frame intervals and dropped-frame spikes, and convert horizontal/vertical FOV for a chosen aspect ratio.
NO LOGIN
FRAME PACING
— HzRAF cadence estimate
— msmedian frame
— msP95 frame
0spikes in sample
requestAnimationFrame is a browser scheduling signal. It is useful for spotting cadence and frame pacing problems, but it is not a hardware oscilloscope or a guaranteed monitor refresh reading.
SCREEN
—×—CSS screen px
1.00×device pixel ratio
—×—approx physical px
—screen aspect
FOV CONVERTER
58.72°vertical FOV equivalent