How Far Should Your Teleprompter Be from the Camera?

The Geometry of Undetectable Teleprompter Reading

After setting up dozens of on-camera teleprompter rigs with creators ranging from solo YouTubers to corporate spokespersons, I can tell you that the undetectable reading threshold comes down to one number: the angular offset between your camera lens and the center of your text. If that angle exceeds about 5–7 degrees, viewers can track your eye movement and know you are reading. If you keep it under 3 degrees, even attentive viewers will believe you are speaking from memory.

Why the Distance Formula Matters

The angular offset depends on two variables: the physical distance between the lens and the text center, and the viewing distance from your eyes to the screen. The farther you sit from the setup, the smaller the apparent angle becomes. Here is the relationship in practical terms:

• If your text is 4 inches off-axis from the lens, sitting 3 feet away creates about a 7-degree angle — detectable.
• The same 4-inch offset at 6 feet of viewing distance creates about a 3.8-degree angle — borderline undetectable.
• The same 4-inch offset at 8 feet creates about 2.8 degrees — fully natural-looking.

This is why broadcast teleprompting setups use half-silvered glass beam splitters — they place the text literally on the lens axis. For non-broadcast home setups, distance is your substitute for optical alignment.

Setup by Teleprompter Type

Tablet or Phone Screen Behind the Camera

This is the most common home setup: a phone or tablet running a teleprompter app is positioned directly above or below the camera lens, as close to the lens center as possible.

• Target distance: 24–36 inches from your face to the screen, with the text centered no more than 2–3 inches above the lens center.
• Font size: At 24 inches, use 60–80pt text in your teleprompter app. At 36 inches, use 80–100pt. Your eyes should be able to read a full line without scanning left to right — one glance, one phrase.
• The above-lens position: Placing the screen above the lens creates a very slight upward gaze that reads on camera as confident and direct. Placing it below creates a slight downward gaze that reads as reflective or submissive. For most content, above is better.

Dedicated Teleprompter Hood with Beam Splitter

These rigs attach directly to your camera lens. The text appears reflected in half-silvered glass at a 45-degree angle, projecting directly over the lens axis. Viewing distance does not matter because the offset is near-zero. If you are doing regular sit-down recording, a $80–$150 iPad-mounted beam splitter rig is one of the highest-ROI investments you can make.

Second Monitor or MacBook Behind the Camera

For desk setups, place your laptop or monitor directly behind your camera, centered as closely as possible above the webcam. The screen's larger size means you can use a larger font with better readability. Recommended: place the camera at the top edge of the monitor and run your teleprompter in full-screen mode so the text fills the area directly below the camera position.

The Squint Test

Before any recording session, run this quick test. Set up your teleprompter at your intended distance and sit in your recording position. Have a colleague or record a test clip. Ask: when you read a line of text, do your eyes visibly move horizontally? If yes, increase font size or move closer. Do your eyes visibly shift upward or downward to find the text? If yes, adjust the screen position along the vertical axis until the text center is directly in line with the lens.

Voice-Scroll Removes the Distance Problem Entirely

Traditional teleprompting requires careful distance calibration because the reader has to both keep up with a fixed-speed scroll and maintain the correct gaze direction. Telepront's voice-scroll technology eliminates the speed-matching problem by advancing the text in sync with your actual speech. This means you can read at your natural pace without ever looking off-axis to find your place in the script — which means you can set up your screen at whatever distance is most comfortable and natural for your setup, rather than optimizing purely for eye-tracking speed.

Special Cases: Standing vs. Sitting Setups

Standing recordings change the calculus because your body sways slightly, causing your gaze direction to shift. For standing setups:

• Increase viewing distance to at least 5–6 feet so small body movements create negligible angular shift.
• Use a larger display (a monitor or iPad Pro rather than an iPhone) to maintain readability at the greater distance.
• Mark a physical floor position (a piece of tape) so you return to the same spot after natural movement and your gaze axis stays consistent.

Quick Reference: Distance and Font Size Chart

• 18–24 inches: 60pt font, screen within 1 inch of lens center. Close-up setups only.
• 24–36 inches: 80pt font, screen within 2 inches of lens center. Standard talking-head setup.
• 36–60 inches: 100–120pt font, screen within 3 inches of lens center. Standing or wide-shot setups.
• 60+ inches: 140pt+ font, beam splitter or dedicated rig recommended. Presentation and keynote setups.