How Does Film ACTUALLY Work? (It's MAGIC) [Photos and Development] - Smarter Every Day 258

Film photography creates a different feeling than digital cameras. With only 36 exposures per roll, photographers are more thoughtful and present in the moment. The resulting images have a warmth and authenticity that feels deeper and more meaningful than digital photos.

• Film captures light with a warmth and beating heart that digital manipulation cannot replicate • Photos have a nostalgic feeling even when taken recently • The aesthetic feels authentic and real compared to digital alternatives

35 millimeter film is making a significant comeback. The special feeling of taking a film photo is the primary reason for this resurgence in popularity.

Film combines emotional magic with mechanical and scientific magic. It captures photons from a scene using light-sensitive chemicals on a physical object, then uses chemistry to reveal the image later.

• Cellulose triacetate forms the base of 35 millimeter black and white film • Anti-static layer on the back and anti-scratch layer on the front protect the film • Antihalation layer absorbs light after it passes through the emulsion to prevent bouncing

The emulsion is the magic layer made of gelatin mixed with light-sensitive silver halide crystals. These are literal granular rock crystals suspended in gelatin that capture light and form the image.

When silver halide crystals are exposed to light, they undergo a change and a latent image is formed on the crystals. This invisible image is stored until development chemicals reveal it.

• Under microscope magnification, black and white photographs are made of tiny specks of silver metal • The term 'grain' in photography literally refers to these grains of silver • Higher sensitivity film (ISO 800) has larger grains than lower sensitivity film (ISO 100)

A chemical called developer converts the latent image into a permanent image. The silver halide that was exposed to light turns into actual silver metal, which is opaque and visible.

• After rinsing the film in a stop bath, the film goes into a fixer chemical • The fixer washes away any remaining unexposed silver halide crystals • This leaves only metallic silver suspended in gelatin

The result is a negative image where white colors appear black and black colors appear white. The light values are inverted compared to the original scene.

When the negative is flipped or inverted, it corresponds to the actual photo taken. This creates the positive image that viewers see and understand.

Color film contains multiple layers with special chemicals called dye couplers that work together to create the final color image.

• Dye couplers are activated with the silver during development • The silver is then washed away by bleach and fix chemicals • Only the dyes remain, giving a color negative photograph

Many photographers develop film in small tanks at home. Professional labs like Indie Film Lab use the dip and dunk method with machines that handle multiple film rolls at once.

Indie Film Lab uses equipment from the nineties that was kept running. They develop film and then scan it with old scanners paired with new file-saving technologies for digital copies.

• Film arrives via mail from photographers worldwide • Each roll is tagged with a specific identification number • A twin-check system uses matching stickers on both the film and order form to ensure correct pairing

Processed film is loaded onto racks made on a CNC machine. The racks are organized and sent to the processing team for chemical treatment.

• The darkroom is completely light-tight with safety brackets on light switches • Zodiac signs mark reference points for navigation in total darkness • Team members use echolocation techniques and night vision goggles to work safely

A special bottle-opener tool is used to open the 35 millimeter film canister. The leader is then snipped off and the film is clipped onto racks for processing.

• Developer is the first chemical bath • Bleach is the second tank • Fixer follows the wash station • A final rinse and stabilizer complete the process

The Refrema machines used at Indie Film Lab are from Denmark and are considered the Rolls Royce of processing equipment. Josh acquired them through eBay from an original company founder's family member who provided expert guidance.

• Proximity sensors detect when film is present in the machine • The number of flags on the rack indicates how many rolls are being processed • The machine automatically replenishes chemicals based on the amount of film detected

• Nitrogen gas is pumped into the developer to prevent oxidation and depletion • Thomas and Hannah fine-tune the pump systems to ensure proper chemical concentration • Modern color chemistry from Kodak is still actively manufactured and used

After processing, film moves to a dedicated dryer with wheels that move the racks through warm, circulating air. The process takes approximately 30 minutes and signals completion with a loud beeping sound.

• Dried racks are unclipped and returned to storage • Individual film rolls are labeled with identification stickers • Order forms are placed on trees designated for different scanner types

When clients submit their film, they can choose between two different scanner types: Noritsu or Frontier. Films are organized into physical queues based on the client's scanner preference.

Film is inspected for dust and clip marks before scanning. Staff use dust cloths to clean the film surface carefully to ensure the highest quality digital scans.

• Created as an extension of 1990s scan-and-print technology • Early 2000s technology that converts analog film to digital • Excellent at color accuracy, sharpness, tones, and dynamic range

• 1990s technology with Windows NT or XP software • Integrates all components including computers in one tabletop unit • Renowned for producing amazing colors and a light, airy look

The Frontier machines are exceptionally durable and reliable. They can survive drops and are built with outstanding engineering quality that is difficult to find in modern equipment.

Wedding photographers prefer the Frontier for its distinctive aesthetic qualities. Fujifilm and Kodak film shooters both appreciate the way the Frontier renders greens, blues, and the overall light and airy look.

35 millimeter film strips are loaded into the Noritsu and scanned as large files. The scanner reads the entire strip and outputs high-resolution digital images.

• Scanner software flags images for color correction • Green and pink colors can fight with each other and require manual adjustment • Scanners make automatic decisions to compensate, but human operators refine the results

Lab staff see all client images before the photographers do. All team members sign confidentiality agreements to protect client privacy and prevent image sharing.

Seeing a client's images for the first time as a lab technician is considered an honor. The responsibility of being the first to view someone's artwork is taken seriously by the team.

Film manufacturers create control strips that labs can process alongside customer film. These are sent back to the manufacturer for testing and evaluation.

• Test results provide quantifiable data about color accuracy • Color output can be measured and compared across labs • Indie Film Lab recently achieved some of the best colors of all tested labs in the latest quarter

While color perception feels subjective to viewers, the lab processes it using highly technical methods. Data from control strips proves that color quality can be quantified and validated.

Film manufacturers recognize and reward labs that maintain the highest color standards through their control strip testing program.

Scanned files are processed using Lightroom. Staff collect both uncorrected and corrected versions of photos depending on client preferences and customization options.

• Professional photographers can work directly with Indie for customized color corrections • Each photo can receive individual adjustments based on the photographer's vision • Website ordering allows clients to select their preferred level of correction

Once all scanning and corrections are complete, film is placed into protective sleeves. The film negatives are carefully packaged in boxes for shipment.

• Indie Film Lab ships processed film and digital files worldwide • Daily volume includes rolls to clients in Chicago, Ohio, Denver, and international locations • Processing and shipping operations handle hundreds of rolls regularly

When submitting film to a lab, photographers experience uncertainty about whether their shots worked. The moment of receiving scans is when photographers finally get to see if their vision was captured correctly.

The investment in the film photography process creates deep emotional connection to the results. Photographers are highly invested in seeing their photos because of the time, care, and intentionality involved.

• Film images trigger memories of specific moments and scenes • Looking at photos reveals details photographers forgot, like street musicians in Jackson Square • The images transport viewers back to the original moment in a visceral way

Film photography has a special feel with colors that seem authentic. The aesthetic puts viewers in the moment in a unique way that digital photography cannot replicate.

• Records and film are returning because of their physical nature • The hands-on process creates a different experience than digital alternatives • Holding film negatives and developing them provides tactile engagement with photography

Film photography involves multiple physical steps: loading the camera, taking the photo, developing the negative, scanning, and receiving the final images. Each step requires hands-on involvement.

The randomness in silver halide crystals creates irregularities that make film images pleasing to the eye. Digital photos have consistent patterns that feel different compared to film's organic grain structure.

• Used film cameras are readily available on eBay at affordable prices • Anyone can start film photography by purchasing an old camera • Taking a single thoughtful photo with film can create images that feel emotionally baked-in and authentic