Beyond the Lamp: Creative Ways to Use LEE Filters

A sheet of LEE gel is a sheet of precision optical material, and almost nobody uses it anywhere except clipped to the front of a lamp. That leaves a lot on the table. Put the same filter in front of the lens, behind your subject, under a sheet of glass or scrunched up in a fist and it becomes a lens effect, a set piece, a projection screen or a source of moving light.

This guide collects eight of our favourite ways to use LEE Filters off the lamp. Every idea works with a few sheets from a swatch book or an offcut from a roll, so you can test them on your next prep day for the price of a coffee.

Share your shots: each technique below includes a setup sketch or a shot idea to try. We are building a gallery of real stills and short clips shot on these setups. If you try one, send it to sales@blkflag.com.au and we may feature it, with full credit.

1. Shoot through it: gel in front of the lens

Hold a strip of colour across part of the lens and you get an in-camera grade that no LUT can fake, because it only touches part of the frame and it shifts as the camera moves. The trick is distance: the closer the gel sits to the front element, the softer and more abstract the edge becomes.

How to do it

1. Cut a strip of a saturated colour such as 106 Primary Red, 128 Bright Pink or 115 Peacock Blue.
2. Hold or tape it so it covers a third of the lens, angled slightly so it does not bounce light back into the glass.
3. Shoot wide open. On a fast lens the gel edge melts into a soft wash; stopped down, it starts to show as a hard line.
4. Try two colours meeting in the middle for a split tone, or keep the gel moving by hand for an organic, living flare.

Why it works: the gel is out of focus, so you see its colour, not its surface. Creases, fingerprints and dust that would matter on a lamp simply blur away.

Try this shot: a portrait in a dim bar, close on the subject, a strip of 128 Bright Pink across the bottom third of the lens fading into their shoulder. Video version: a slow push in while the gel strip is drawn across the lens by hand.

2. The gel ring: coloured flare without a filter tray

Roll a strip of gel into a short tube and tape it around the front of the lens so it flares outward. Any light hitting the inside of that tube bounces into the glass as a soft coloured glow around the frame edges. It is a homemade, infinitely adjustable version of the expensive flare filters.

The tube shows only at the edges, so the centre of the frame stays clean while the corners pick up colour from whatever is lighting the scene.

How to do it

1. Cut a strip about 10 cm wide. Saturated colours (115 Peacock Blue, 106 Primary Red) give a coloured halo; 273 Soft Silver Reflector gives a neutral, dreamy glow.
2. Roll it into a cone that flares out from the lens, and tape it to the lens barrel or matte box with paper tape.
3. Check the corners on the monitor and trim the tube until it just kisses the edge of frame.
4. Move a practical or open a curtain beside the camera and watch the edges light up. Rotate the tube to move the glow around the frame.

Try this shot: a night street with neon in frame, 115 Peacock Blue ring catching the signage so cyan halos bloom in the corners. Video version: a handheld walk past a row of street lights, the ring flaring on and off with each lamp.

3. Brushed Silk on the lens: streaks on a budget

228 Brushed Silk is a directional diffuser: it spreads light along one axis and keeps it tight along the other. Lighting crews use it to stretch a beam across a wall. Put it in front of the lens instead and every bright point in the frame smears into a line, the same direction as the brushing.

How to do it

1. Cut a square of 228 Brushed Silk slightly larger than your front element, or slide it into a matte box filter tray.
2. Rotate it until the streaks run horizontally for a widescreen, anamorphic flavour, or vertically for rain and neon.
3. Keep the background busy with small, hard light points: candles, fairy lights, car headlights, reflections on water.
4. Expect a drop in contrast across the whole frame. Use it as the look, or reserve it for a single dream, memory or flashback beat.

Pro tip: layer a coloured gel over the silk and the streaks take the colour while the subject stays close to neutral.

Try this shot: a couple at a table with a string of bulbs behind them, 228 on the lens turned horizontal so each bulb becomes a warm line across the frame. Video version: a car interior at night, oncoming headlights stretching across the windscreen as they pass.

4. Crumpled silver: water light without water

Scrunch a sheet of LEE silver reflector material, flatten it loosely and lay it on the floor or a flag. Bounce a hard source off it and the creases throw a rippling, uneven pattern that reads exactly like light reflected off a pool. Wobble the sheet and the pattern moves.

How to do it

1. Crumple a sheet of 273 Soft Silver Reflector, then open it out so it is roughly flat but full of facets. A harder silver gives sharper ripples; the soft silver gives gentler ones.
2. Lay it on a C-stand arm, a flag or the floor, and aim a hard, focused source at it from a low angle.
3. Find where the reflected pattern lands on your subject or wall, then shape it with flags.
4. For movement, have someone gently flex the sheet, or rest it on a tray of water so it bobs. Add a pale blue gel on the source for a swimming pool feel.

Why it works: each crease is a tiny mirror at a slightly different angle, so you get hundreds of small, overlapping hotspots instead of one clean bounce.

Try this shot: a subject leaning against a bathroom wall, rippling blue caustics dancing across the tiles and their face. Video version: a slow motion close up where the pattern drifts across the eyes as the sheet is flexed.

5. Diffusion as a screen: shadow play and silhouettes

Stretch a frame of 216 White Diffusion between the camera and the action, and the diffusion stops being a modifier and becomes the image. Anything behind it turns into a soft, graphic shadow; anything pressed against it snaps into sharp focus.

How to do it

1. Stretch 216 on a frame, or tape a length of roll across a doorway so it is taut and wrinkle free.
2. Put the light behind the performer, on the far side from camera. The further the performer is from the screen, the bigger and softer their shadow.
3. Have them move towards the screen and the shadow shrinks and sharpens. A hand pressed flat against the material reads almost photographic.
4. Swap to lighter diffusion such as 251 Quarter White for a ghostly see through version, or gel two lamps in different colours for overlapping coloured shadows.

Ideas to steal: music video performance shot entirely in silhouette, a reveal where a figure walks out from behind the screen, or a product launch where the hero item is introduced as a shadow first.

Try this shot: a dancer mid leap, a single huge soft shadow on 216, with a second smaller, sharper shadow from a hand pressed against the screen. Video version: a locked off shot where the performer walks from the back wall to the screen, their shadow shrinking from giant to life size.

6. Gel as the set: backdrops and foreground layers

LEE rolls are wide, affordable per metre and come in hundreds of colours, which makes them one of the most underrated set dressing materials around. Hung in the frame, gel catches and glows with whatever light passes through it.

Three ways to build with it

• Hanging strips: cut a roll into ribbons 10 to 20 cm wide and hang them from a pole like a curtain. Backlight them and walk the talent through. Mix two or three colours for depth.
• Crinkled wall: tape a crumpled sheet of colour over a frame behind your subject. The creases catch light unevenly, so a flat colour becomes a shimmering, textured backdrop.
• Dirty the foreground: shoot past an offcut of gel held just in front of the lens, or through a sheet with a little water spray on it. You get layers of colour and depth with no post work.

Pro tip: frost and diffusion gels work here too. A strip of 216 in the foreground gives a milky haze to one side of the frame without fogging the whole set.

Try this shot: a product on a plinth in front of a wall of crinkled 181 Congo Blue, backlit so the creases sparkle. Video version: a slow dolly through hanging strips of magenta and teal, the talent revealed as the last strip passes.

7. Polariser art: rainbows hiding in clear plastic

This is the one that makes people on set stop and stare. Clear moulded plastic carries internal stress from manufacturing. Sandwich it between two polarisers turned at right angles and that invisible stress appears as vivid bands of rainbow colour against a black background.

The first polariser is a sheet of LEE 239 Polariser, which is a linear polarising film. The second is an ordinary circular or linear polarising filter on your lens.

How to do it

1. Lay a sheet of 239 over a light pad, a tablet showing a white screen, or any soft, even source.
2. Place clear plastic on top: disposable cutlery, CD cases, protractors, cling wrap stretched over a hoop, sticky tape layered on glass.
3. Shoot from above with a polarising filter on the lens and rotate it until the background goes as dark as it can.
4. Bend, twist or press the plastic and the colours flow and shift in real time.

Why it works: stressed plastic rotates polarised light by different amounts for different wavelengths. The crossed filter blocks everything except those rotated colours. (It is the same principle engineers use to check for stress in moulded parts.)

Try this shot: a macro of a plastic fork on black, its stress lines glowing in bands of purple, gold and green. Video version: a hand slowly bending a clear ruler, the rainbow pattern rippling along it. Brilliant for title sequences and music visuals.

8. Colour the bounce, colour the glass

Two quick wins that keep the gel well away from any lamp.

Gel the bounce, not the light. Tape a sheet of colour over a white bounce board or poly. Light passing through the gel, hitting the board and coming back through it again picks up a richer, more even tint than gelling the source, and your key light stays clean. It is a fast way to add a coloured fill from below or a subtle tint on one side of a face.

Gel the glass in frame. Windows, glass doors, shop fronts and car windows are all filter holders waiting to happen. Tape colour or ND to the glass and you change what the camera sees beyond it.

• A sheet of colour on a single pane turns one window of a building into a story point.
• Colour on a car's rear window tints the world behind the driver while the interior stays natural.
• Strips of gel on a glass partition let you split an office into two colour worlds in one frame.

Pro tip: keep the gel flat and tight on glass with clear tape at the edges, and shoot slightly off axis so the camera does not see its own reflection in the sheet.

Try this shot: an apartment at dusk shot from the street, every window warm except one gelled 181 Congo Blue where our character sits. Video version: a driving scene where the rear window turns from clear to deep red as the mood of the scene shifts.

Shot list: try all eight in one afternoon

Every technique here can be shot on a single small set in an afternoon. Use this list as your test day plan, and grab a matching frame without the filter for each one so you can see exactly what the gel is doing.

Your off the lamp starter kit

You do not need a full roll of everything to try these. A LEE swatch book covers most of the colour ideas above, and a handful of sheets covers the rest:

• 216 White Diffusion (screens, foreground haze)
• 228 Brushed Silk (lens streaks)
• 239 Polariser (polariser art)
• 273 Soft Silver Reflector (water caustics, neutral gel ring)
• Two or three saturated colours you love, such as 106 Primary Red, 115 Peacock Blue, 128 Bright Pink or 181 Congo Blue
• Paper tape, clear tape and a sharp blade

A quick care note: gel near a lens stays cool, so these techniques carry none of the heat fade you see on a hot lamp. Keep your sheets flat and stored in a folder between jobs and they will last for years of experiments.

Where to buy

Black Flag Distribution is the exclusive Australian distributor for LEE Filters. We support our valued specialist retail partners and prefer that you purchase through them wherever possible: use the store finder to locate your nearest authorised dealer. If you would rather buy direct, we can also facilitate your order.

Tried one of these techniques, or found a use for LEE gel we have not thought of? Send your stills and clips to sales@blkflag.com.au. We love seeing what the industry does with this stuff, and the best ones will land in our gallery.