什么是补光灯
在电影和摄影照明中,补光是指 额外光源 用于填充或冲淡图像中的阴影和暗部。其目的是减少照明区域和阴影区域之间的反差,使构图更加平衡,更具视觉吸引力。补光既可以是自然光,如阳光或窗外的光线,也可以是人造光,如离机闪光灯。
也许您感兴趣的是
- Ceiling-mounted PIR occupancy sensor with dry-contact relay output
- 12/24VDC or 12/24VAC low-voltage supply
- COM, NO, and NC isolated relay contacts for EMS, HVAC, and building control inputs
- Low-voltage DC recessed ceiling-mounted microwave motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- 10A max work current with adjustable time delay, Lux threshold, and sensitivity
- Higher-load recessed ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Recessed ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 5A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Ceiling-mounted RZ037 PIR occupancy sensor dimmer for 220V power
- 3A maximum working current with 660W rated load
- LUX button controls light-sensor ON/OFF and user-set dimming brightness
- Ceiling-mounted RZ037 PIR occupancy sensor dimmer for 110V power
- 3A maximum working current with 330W rated load
- LUX button controls light-sensor ON/OFF and user-set dimming brightness
- Low-voltage DC ceiling-mounted microwave motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- 10A max work current with adjustable time delay, Lux threshold, and sensitivity
- Higher-load ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 5A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Low-voltage DC recessed ceiling mount PIR motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- Max work current 10A with adjustable time delay, Lux threshold, and sensitivity
- Higher-load recessed ceiling mount PIR motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 360-degree detection with adjustable time delay, Lux threshold, and sensitivity
- Recessed ceiling mount PIR motion sensor switch
- 100-265 VAC line-voltage input, 5A model
- 360-degree detection with adjustable time delay, Lux threshold, and sensitivity
- Wireless switch and receiver kit for indoor ON/OFF lighting control
- 100-230VAC, 50/60Hz receiver with 5A rated current
- CR2032-powered wireless switch with 2.4GHz communication
- 占用(自動開/自動關)
- 12–24V 直流(10–30VDC),最大 10A
- 360° 覆蓋範圍,直徑 8–12 米
- 延遲時間 15 秒–30 分鐘
- 光感測器關/15/25/35 Lux
- 高/低感度
- 自动开启/自动关闭占用模式
- 100–265V交流,10A(需要中性線)
- 360° 覆蓋範圍;8–12 米探測直徑
- 時間延遲 15 秒–30 分鐘;Lux OFF/15/25/35;感度 高/低
- 自动开启/自动关闭占用模式
- 100–265V AC,5A(需要中性線)
- 360° 覆蓋範圍;8–12 米探測直徑
- 時間延遲 15 秒–30 分鐘;Lux OFF/15/25/35;感度 高/低
有效地控制和利用补光对于提高图像质量、增加深度和立体感至关重要。重要的是要对补光灯进行散射,以避免其本身产生刺眼的阴影。扩散材料,如中性密度凝胶或遮光板,可用于在不改变补光质量的情况下柔化补光的强度。
在典型的灯光设置中,补光灯是辅助主灯的第二种灯光。它的主要功能是最大限度地减少额外阴影的出现,确保画面更加清晰。 均匀配光.也可以使用反光材料,如白色泡沫芯板或便携式反光板,将主光源的光线反 射到拍摄对象上,以低成本替代单独的补光源。


















