Ultraviolet (UV) Filter
A filter that blocks ultraviolet light to reduce haze and protect the lens.
Underexposure
When an image is captured with insufficient light, resulting in a dark or underexposed photograph.
Unsharp Mask
An image sharpening technique that enhances edge contrast.
Upward Angle
Shooting a subject from a low vantage point, looking up.
Ultra-Wide Angle Lens
A lens with an extremely wide field of view, often below 24mm focal length.
Umbrella
A light modifier used to soften and diffuse artificial light sources.
Uncompressed
A file format that retains all image data without any compression or loss of quality.
User Interface (UI)
The graphical interface and controls on a camera or editing software.
Underwater Photography
Capturing images while submerged in water.
Urban Photography
Photographing cityscapes, architecture, and street scenes.
Underlighting
Illuminating the subject from below to create a dramatic effect.
Unprocessed
Refers to raw image files that have not been edited or post-processed.
Uniform Lighting
Even and consistent illumination across the entire scene.
Unmanned Aerial Vehicle (UAV)
A drone used for aerial photography and videography.
UV Photography
Capturing images in the ultraviolet spectrum, often revealing hidden patterns and textures.
Ultra-High Definition (UHD)
A video resolution with four times the pixel count of Full HD.
Upright Correction
An automated feature in photo editing software that corrects perspective distortion.
Uncompressed RAW
A raw file format that retains all the original data without compression or loss.
Uplighting
Illuminating the subject from below to create a sense of drama and emphasis.
Ultra Telephoto Lens
A lens with an extremely long focal length, typically above 300mm.
Unbalanced Composition
A deliberate composition technique where elements are intentionally placed off-center to create tension or imbalance.
UCAV (Unmanned Combat Aerial Vehicle)
A drone equipped with weapons and used for military purposes.
User Manual
A guide provided with a camera or equipment that explains its features and functions.
Underwater Housing
A protective case or housing that allows a camera to be used underwater.
Unsharp Masking
A technique used to enhance image sharpness and clarity.
UV Filter
A transparent filter used on a camera lens to reduce ultraviolet light and protect the lens.
Urban Exploration Photography
Capturing photographs of abandoned or derelict urban structures.
Unidirectional Microphone
A microphone that picks up sound from a specific direction, reducing ambient noise.
Ultra-Wide Lens
A lens with an extremely wide field of view, typically wider than 24mm focal length.
Unplugged Photography
Capturing candid and authentic moments without directing or posing the subjects.
User-Selectable White Balance
The ability to manually set the white balance based on the specific lighting conditions.
Uploading
Transferring digital images from a camera or computer to an online platform or storage device.
Uncompressed Video
Video footage stored in a raw or lossless format, retaining the highest quality and detail.
Underexposed
A photo that has been captured with insufficient exposure, resulting in dark or shadowy areas.
Unsharpness
Lack of sharpness or focus on an image, usually caused by camera shake or incorrect focusing.
UV Light
Ultraviolet light, which is invisible to the human eye but can be captured with special equipment for scientific or artistic purposes.
Unmanned Aerial Photography (UAP)
Capturing images or videos using remote-controlled drones.
Unstitched Panorama
A panoramic image composed of multiple photos manually aligned and merged without using automated stitching software.
Upgrade
Replacing or improving camera equipment or software to newer or more advanced versions.
Uncompressed Audio
Audio files stored without compression, maintaining the original quality and fidelity.
Undelight
Illuminating a subject from below, often used for creative and dramatic effects.
Ultra High-Speed Photography
Capturing images at extremely fast shutter speeds to freeze high-speed action.
Uniform Illumination
Even and consistent distribution of light across the entire frame.
Unedited
Images that have not been altered or modified in post-processing.
Upward Composition
Composing an image with the main subject positioned higher in the frame.
Underwater Housing
A protective casing that allows a camera to be used underwater while maintaining functionality and protection.
Ultrawide Prime Lens
A fixed focal length lens with an exceptionally wide field of view.
Unbalanced Lighting
Lighting a scene with unequal distribution of light, creating a visually imbalanced effect.
Unmetered Manual Mode
A shooting mode where the photographer manually sets both aperture and shutter speed without relying on the camera’s light meter.
