Control

Black Flag Portrait Control

Lighting setup

A soft portrait key paired with a close black flag to absorb spill and deepen the shadow side without changing the key light.

Lighting breakdown

1
Feathered Soft Key
Set the softbox camera-left and feather the front edge across the face so the key is smooth but directional.
Gridded softbox · 0.76
Softbox
2
Negative Fill Flag
Bring a black flag close to the shadow side to absorb bounce and keep the cheek, jaw, and background from lifting.
Black flag / cutter · 0.42
Flag / cutter
3
Optional
Emergency Eye Fill
A tiny reflector below camera can rescue the shadow-side eye while leaving the flag in place.
Small white reflector · 0.35
Reflector

Bearded man in a black shirt against near-black, lit hard from camera-left so the near cheek is bright and the far side of the face falls deep.

Base setup

Add darkness with intent, not exposure.

Top view

Complete setup · 1 light + 1 grip · 1 optional

Learning path

This setup appears in curated assignments — continue the sequence when you are ready.

Step 1/6Subtractive lighting: flags, cards and V-flats
The smallest move in lighting: bring black close to the shadow cheek and it deepens by about a stop while the key side barely shifts — contrast without touching a single light.
Light Builder Next: V-Flat Negative Fill Fashion →

Lights: 1
Contrast: 6:1
Catchlight: Large soft rectangle
Key position: 45° camera-left, feathered across face
Technique: Negative fill
Mood: Dramatic / Dark / Commercial
Quality: Soft Light / Gridded
Subject: Male Portrait
Environment: Studio / Dark Background

Mood variations

Bearded man in a black shirt against black, hard light from camera-left with a small lit patch on the far cheek and deep falloff opposite. — Open Shadow
Remove the flag and let studio bounce lift the shadow side for a flatter, friendlier portrait.

Bearded man against solid black, hard side light from camera-left so one half of the face is bright and the other half falls near-black. — Close Flag Drama
Move the flag closer and reduce fill so the face goes more sculptural and the background drops darker.

Bearded man in a black shirt against black, side key from camera-right with a little more detail returning on the shadowed cheek. — Reflector Rescue
Keep the flag but add a small white card below lens height to recover catchlights without flattening the cheek.

Final look

Base setup

Soft light bounces around a studio and can make portraits look flat even when the key is well placed. A black flag close to the shadow side removes that bounce, so cheek shape and background separation return without needing a harder source.

Camera & framing

Exposure

ISO

ISO 100

Shutter

1/160 - 1/200s

Aperture

f/5.6 - f/8

Lens & framing

Lens

85 – 105mm portrait

Camera height

Eye level

Framing

Head and shoulders, full face in frame — chin, forehead, and both ears visible; comfortable headroom; no edge crop

Try these settings → Key : fill ratio →

Key notes

1Place the softbox first, then add the flag; the flag should change shadow density, not key direction.
2Move the black flag close to the face or shoulder because far-away black fabric absorbs very little useful spill.
3Watch the shadow-side eye; if it dies completely, add a tiny low reflector rather than moving the flag away.
4Keep the flag out of frame but clear in the diagram logic so users understand this is controlled darkness.