Still Photography Table With Segmented Lighting for White Backgrounds
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Solution Overview
Problem
Traditional still-life photography tables cause issues such as gray backgrounds, light pollution, and unnatural reflections due to overexposure, requiring extensive post-processing, and lack efficient lighting and background adjustment capabilities.
Innovation Solution
A multifunctional still photography table with a frame mechanism, load base, background assembly, and lighting assembly, featuring a glass carrier plate, adjustable lighting, and motorized rotation control, allowing precise angular presentation and interchangeable backgrounds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If backlighting the acrylic panel to exceed the camera's exposure threshold to create white backgrounds, then the background brightness is improved, but light pollution and gray background are caused due to overexposure
Solution Approach 1:
The background lighting is segmented from the main subject lighting. The patent uses a separate background light source positioned behind the acrylic panel to provide controlled backlighting, while the main subject is illuminated by front-facing lights. This segmentation allows independent control of background brightness without causing overexposure of the entire scene.
Solution Approach 2:
Different regions of the scene have different lighting qualities. The background receives high-intensity backlighting to achieve white background effect, while the main subject receives controlled frontal lighting. This local differentiation of lighting quality prevents overall overexposure and maintains proper exposure for the product.
2Device complexity
If using simple frame structure with acrylic panel to support objects, then the device complexity is reduced, but natural reflection and contrast are compromised
Solution Approach 1:
The patent introduces a reflective surface specifically at the location where the product is placed, rather than making the entire frame complex. This localized reflective element provides natural reflection effects for the product while keeping the overall frame structure simple and straightforward.
3Ease of operation
If using traditional still-life table setup, then the ease of operation is maintained, but extensive post-processing is required to achieve desired effects
Solution Approach 1:
The patent pre-configures the lighting arrangement and background setup before shooting. The background light source is positioned and adjusted in advance to create the desired white background effect, and the reflective surface is pre-installed on the frame. This preliminary setup eliminates the need for complex post-processing adjustments.
Solution Approach 2:
The lighting system is designed to automatically provide the correct lighting conditions for the shot. The background lighting and subject lighting work together to create natural reflections and proper exposure without requiring manual adjustment or post-processing intervention.
Data Source
AI summary
Pertaining to the technical field of photographic auxiliary equipment, the invention discloses a multifunctional still photography table comprising a frame mechanism, a load base, a background assembly and lighting assembly; the frame mechanism is combined with horizontally and vertically cross-set base frame and portal frame; the load base is formed by combining load surface set on a support bracket and load plate placed on load surface; and the background assembly comprises a component that adapts to the background of the captured object. This multifunctional still photography table addresses the following efficiency-reducing issues of the traditional still-life table when capturing white-background imagery: gray background, light pollution caused by overexposure, and unnatural reflection of products caused by the overall decrease in contrast. These issues require a lot of post-processing splicing or image matting in order to achieve the desired effect.