Product photography for manufacturers: lighting, backgrounds, difficult surfaces and consistent results

For many manufacturers and engineering businesses, product photographs do a great deal of quiet selling. Buyers compare products on websites and in catalogues before they ever call. Distributors need images for their own listings. Tender submissions, quotations and product data sheets are more convincing when they show the real item clearly. Yet product images in industrial businesses are often an afterthought: a quick phone photo on the workshop bench, with a cluttered background, harsh shadows, a colour cast from fluorescent lights and reflections hiding the very features that matter.

Industrial products are also genuinely hard to photograph. Machined metal reflects everything around it. Black powder-coated parts turn into silhouettes. Glossy plastic shows every light source as a glaring hot spot. Large assemblies do not fit in a light tent, and small components need close-up techniques to keep them sharp from front to back. These problems have well-established solutions, and most need modest equipment and a consistent method rather than an expensive studio.

This article explains the principles of lighting, how to handle reflective, dark and transparent surfaces, how to set up a simple repeatable photography station, camera settings and colour accuracy, consistency across a product range, editing that stays honest, and how to manage image files, rights and confidentiality. It is general information for owners, marketing staff, engineers and anyone responsible for showing products well.

Why product images matter

Good product images help customers:

Recognise the product and confirm it is what they need.
Understand features, connections, finishes and scale.
Compare options within a range.
Trust the business, because clear, consistent images signal care and competence.

Poor images do the opposite. They raise doubts about quality, lead to questions and returns when the product differs from expectations, and make the business look smaller or less capable than it is.

Light is the main ingredient

A camera records light, so lighting decides most of the result. Three properties matter:

Size of the light source, relative to the product. A large source, such as a softbox, a diffusion panel or a window with sheer curtains, gives soft light with gentle shadows. A small source, such as a bare bulb or direct sun, gives hard light with sharp shadows and bright hot spots.
Direction. Light from the front flattens a product; light from the side reveals shape and texture; light from behind outlines edges.
Colour. Different sources have different colour temperatures, measured in kelvin. Daylight is roughly 5,000 to 6,500 K and looks neutral to bluish; household tungsten lighting is roughly 2,700 to 3,200 K and looks warm. Mixing sources gives uneven colour casts that are hard to correct.

For most product photography, start with one or two large, soft light sources of the same type, positioned to the side and slightly above the product, with white or black cards to bounce light into shadows or darken areas as needed. Turn off room lights and avoid mixed daylight.

Handling difficult surfaces

Reflective metal

Polished and machined metal acts like a mirror: you see the surroundings, including the camera, the photographer and the room, rather than the metal itself. The trick is to control what it reflects.

Surround the part with large, even, soft light sources, so the reflections are smooth gradients rather than clutter.
Use white and black cards deliberately. A white card reflected in a surface makes it look bright; a black card adds definition and shape. Long strips of black along edges help show form.
Shoot through a hole in a white sheet or tent so the camera does not appear in the reflection.
Change the camera angle slightly and watch how reflections move.

Polarising filters reduce glare from glass, paint, water and plastic, but they do little for reflections from bare metal unless the lights are also polarised, a technique called cross-polarisation that needs specialised equipment.

Dark and black parts

Black products absorb light, so details disappear into shadow and the camera tends to underexpose them. Solutions include:

Rim or edge lighting from behind and to the side, which outlines the shape against the background.
More light overall, while checking that highlights are not lost.
A lighter background for contrast, or a mid-grey background where pure white makes the part look like a silhouette.
Checking the histogram, the camera’s graph of brightness levels, rather than trusting the screen.

Glossy plastic and painted surfaces

Glossy surfaces show light sources as bright shapes. Use large diffused sources so the reflection becomes a broad, clean highlight that shows the curve of the surface, and position them so highlights fall where they help rather than across logos or important details. A polarising filter can reduce unwanted glare on these surfaces.

Transparent parts

Glass, acrylic and clear plastic are best shown by their edges. Lighting from behind through a diffused panel, with black cards at the sides, defines the edges as dark lines against a bright background; the reverse arrangement, a dark background with light from the sides, gives bright edges.

Small parts

Small components such as fittings, fasteners and electronic parts need close-up or macro photography. At close distances, the zone of sharp focus becomes very shallow. Use a small aperture, a tripod and, where needed, focus stacking: taking several images focused at different depths and combining them in software into one image that is sharp throughout.

Large products

Machinery and large assemblies cannot go in a tent. Photograph them in a clean, uncluttered area with a plain wall or backdrop, use large lights or bounced light to fill shadows, and consider photographing on site in the customer’s environment, with permission. Remove tools, rubbish and unrelated equipment from the frame.

A simple, repeatable photography station

A modest setup produces consistent results:

A sweep background: white or light grey paper or plastic curving from the wall to the table, so there is no visible horizon line.
Two diffused lights of the same colour temperature, LED panels with softboxes or diffusion, plus white and black cards.
A light tent for small and medium parts.
A tripod, to keep framing consistent and allow slow shutter speeds without blur.
A grey card or colour checker for colour accuracy.
Marked positions on the table and floor for the product, lights and tripod, so the setup can be rebuilt identically.

Modern smartphones can produce good product photos with good lighting and a tripod. A dedicated camera with a lens of moderate telephoto focal length gives more control over perspective, depth of field and file quality.

Camera settings that work

Use a tripod and the camera’s timer or remote release.
Keep sensitivity (ISO) low for clean images.
Use a small aperture, such as f/8 to f/11 on a typical camera, for enough depth of field, but not so small that the image softens from diffraction.
Choose a moderate telephoto focal length where space allows. Very wide lenses close to the product distort its proportions, making near parts look oversized.
Set white balance manually using a grey card under your lights, rather than relying on automatic settings that vary between shots.
Shoot in raw format if the camera allows. Raw files keep more information for adjusting exposure and colour later.
Check exposure with the histogram, keeping highlights and shadows within range.

Colour accuracy

Customers expect the product to look like the photo, especially for coloured coatings, plastics and fabrics. To keep colour accurate:

Use lights of a single, consistent colour temperature.
Photograph a grey card or colour checker at the start of each session and use it to set white balance.
Edit on a calibrated monitor.
Compare the image with the real product under daylight-balanced light before publishing.

Colour accuracy across screens, printed material and packaging is a wider subject; at minimum, keep master images in a standard colour space such as sRGB for web use, and let printers convert for print.

Consistency across a range

Images that are each acceptable but inconsistent with one another make a catalogue look disorganised. Create a simple photography standard:

A shot list for each product type, such as front, three-quarter view, rear or connections, detail and in use.
Fixed camera height, angle and focal length for each view.
The same background, lighting and white balance for all products in a range.
Consistent framing, with the product filling a similar share of the image and similar margins.
Standard image sizes and file names.

Include scale where it matters, either with dimensions in captions or with an image showing the product in use or beside a familiar object.

Editing honestly

Editing should make the image accurate and clean, not change the product:

Appropriate edits: cropping, straightening, adjusting exposure and colour to match the real product, removing dust, fingerprints and background marks, and cleaning up the background.
Inappropriate edits: removing defects, changing the product’s shape, colour or finish, adding features that are not supplied, or combining images in ways that misrepresent the product.

Under the Australian Consumer Law, businesses must not engage in misleading or deceptive conduct, and that includes how products are shown. If an image shows optional accessories, a different finish or a prototype, say so in the caption. Where computer-generated renderings are used instead of photographs, for example before production starts, make clear what they are; the using CAD renderings without overstating the design article explains the risks.

Managing image files

Treat product images as business assets:

Keep masters: raw files or high-quality originals, stored safely and backed up.
Create derivatives for each use: web-sized JPEG or modern web formats for the website, higher-resolution files for print, small versions for email.
Name files consistently, for example with part number, view and revision.
Record product revision: when a product changes, check which images are now out of date.
Write useful alternative text for website images, describing what the image shows for people using screen readers and helping search engines.
Remove location data embedded by phones before publishing photos taken on customer sites.

The owning your website and digital presence article covers keeping control of the assets your website depends on.

Rights, people and confidentiality

Commissioned photography: if you hire a photographer, agree in writing who owns copyright in the images and how you may use them, including on the website, in print, by distributors and for how long.
People in images: obtain consent from staff or others who appear, and respect their wishes if they leave the business.
Confidentiality: workshops often contain customer parts, drawings on walls, screens with data and prototypes. Check every frame for information that should not be public, and photograph customer-specific products only with permission.
Third-party marks: be careful with other companies’ logos and products in the frame.

A worked example

This is an illustrative example. The costs are assumptions. A fabrication business that makes stainless steel brackets, enclosures and handrail fittings wants to replace inconsistent phone photos on its website and in a printed catalogue covering about 120 products.

Options. A commercial photographer quotes, as an assumption for this example, about $25 per finished image. With four views per product, 480 images would cost about $12,000. Alternatively, the business can build an in-house station: two LED panels with softboxes, a light tent, a sweep background, a tripod, a grey card and black and white cards, costing about $1,500.

Method. The marketing coordinator and a workshop technician write a shot list with four views per product type, mark positions for the camera and lights, and test the setup on the most difficult items: polished stainless fittings and black powder-coated enclosures. Stainless parts are lit with large diffused panels on both sides, with black strips along the edges for definition. Black enclosures get a rim light from behind and a light grey background. Small fittings are focus stacked.

Result. After the setup is proven, each product takes about 15 minutes to photograph, about 30 hours in total. At an assumed internal cost of $50 an hour, that is about $1,500 of staff time, so the in-house option costs about $3,000 compared with about $12,000 for the commissioned option. The business keeps the station for new products and revisions, names files by part number and view, and writes alternative text for each web image. It still commissions a professional for a few hero images used in major campaigns.

Applying this in an Australian business

Plan with a shot list and a written photography standard.
Use large, soft light of a single colour temperature.
Control reflections on metal with cards and diffusion, and outline dark parts with rim light.
Use a tripod, low sensitivity, a suitable aperture and manual white balance.
Check colour against the real product.
Edit to be accurate, not to improve the product.
Manage files, rights, consent and confidentiality.
Keep the setup so new products match the old.

Where product photography goes wrong

Cluttered workshop backgrounds.
Mixed lighting causing colour casts.
Reflections of the room and photographer in shiny parts.
Black parts that look like silhouettes.
Inconsistent angles and backgrounds across a range.
Edits that misrepresent the product.
Customer parts or confidential drawings visible in the frame.

Questions to ask before a product shoot

Which views do customers need to understand this product?
How will we control reflections, shadows and colour?
Will these images match the rest of our range?
Do the images represent the product exactly as supplied?
Who owns the images, and who appears in them?
Is anything confidential visible in the frame?

Bringing it together

Clear, consistent product photographs help industrial customers understand, compare and trust products. Good results come from controlling light: large, soft sources of one colour temperature, with cards and diffusion to manage reflections on metal, rim lighting for dark parts and careful handling of glossy, transparent, small and large items. A simple, repeatable station, sensible camera settings, colour checks and a written standard keep a whole range consistent. Edit honestly, manage files as business assets, and respect rights, consent and confidentiality. The result is images that sell products accurately and make the business look as capable as it is.

Source: KEVOS editorial notes, drawing on established product photography and lighting practice. The worked example and its costs are illustrative. This article is general information; consumer law questions should be referred to the ACCC or a legal adviser.