Photography Calculators & Setup Matchers
Free interactive optical calculators and compatibility tools from Marien Cartel Photography to verify lens mounts, room working distances, depth of field, ND filter shutter speeds, and real-world studio setups before you buy.
Camera & Lens Mount Compatibility Checker
Check whether any Canon EF/RF, Sony E/FE, Nikon Z/F, Fujifilm X, or Micro Four Thirds lens fits your camera body natively or with an adapter, plus crop factor and megapixel impact.
Interactive Camera & Lens Finder
Select what you shoot, your budget tier, and your main priority to match the ideal camera body, lens pairing, and side-by-side buying guide.
Interactive Lens, Room Distance & Bokeh Simulator
Simulate 35mm full-frame equivalent focal length, physical room working distance, frame coverage in meters, and background blur across sensor formats.
Camera & Lens Real-World Use-Case Directory
Complete field and studio setup blueprints for 25+ professions: Tattoo, Barbershops, Makeup, Dental, Jewelry, DJ Sets, Concerts, Gym, YouTube, Wildlife, and Sports.
Interactive Depth of Field & Hyperfocal Calculator
Calculate exact near and far focus limits down to the centimeter, total depth of field, and landscape hyperfocal distance with 1-click portrait and macro presets.
Interactive Exposure Triangle & ND Filter Calculator
Solve for equivalent shutter speed, ISO, or aperture—with built-in 2-stop to 10-stop Neutral Density (ND4–ND1000) filter compensation for waterfalls and 4K video.