SKU: GC11-108691 In stock

NiSi 49mm Natural Night Filter (Light Pollution Filter)

Name: NiSi 49mm Natural Night Filter (Light Pollution Filter)
Brand: NiSi
SKU: GC11-108691
Price: 175.75 AUD
Availability: InStock

$175.75

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$175.75

Product Overview

NiSi 49mm Natural Night Filter (Light Pollution Filter)

The NiSi 49mm Natural Night Filter is designed to reduce the appearance of light pollution in images or video that include the night sky and illumination from artificial light sources. This effect can be obtained when this filter is used on a film camera system with daylight film installed, or on a digital camera system with its daylight white balance setting selected.

Light pollution occurs in areas of the night sky that are above or near concentrated and intense sources of artificial light such as cities. These light sources can include exterior and interior lamps for commercial or residential buildings, brightly lit advertisements such as billboards, streetlamps, as well as sports and entertainment venues. Together, they can result in a type of light pollution known as skyglow, where individual stars, the Milky Way, and other astronomical features in the night sky are obscured. Additionally, artificial lights clustered together can become difficult to individually discern. Light pollution from these "cluttered" sources can become a source of distraction within an image and can resemble overexposed areas of glare.

When used, the NiSi 49mm Natural Night Filter can improve the results of nighttime images by blocking the yellow light from sodium-vapor lamps, mercury-vapor lamps, or low Color Rendering Index LEDs, common light sources within urban areas. By preventing the dominant wavelengths of light associated with the color of those lamps from being recorded, the visibility of astronomical objects is enhanced, and artificial light sources are more clearly defined with less glare and improved contrast.

This NiSi 49mm Natural Night Filter is constructed from optical glass for clarity as well as color fidelity. Each glass surface includes one layer of nano coating. The nano coating associated with this filter results in an improved beading effect when in contact with water or oil for greater cleaning efficiency.

Reduces the appearance of light pollution in images or video that include the night sky and illumination from artificial light sources
For cameras with daylight film installed, or a digital camera system with its daylight white balance setting selected
Blocks the yellow light from sodium-vapor lamps, mercury-vapor lamps, or low Color Rendering Index LEDs, common light sources within urban areas
Enhances the visibility of astronomical objects, and where they appear, artificial light sources are more clearly defined with less glare and improved contrast
1.5 to 2.8x filter factor reduces exposure by 0.6 to 1.5 stops
Constructed from optical glass for clarity
Each glass surface includes one layer of nano coating that results in an improved beading effect when in contact with water or oil for greater cleaning efficiency
Aluminum-alloy filter ring for durability while remaining lightweight
49mm front filter threads allow for use with other filters
Plastic case included for storage and transport

What's in the box:

NiSi 49mm Natural Night Filter

Filter Case

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FAQs

How does the NiSi Natural Night Filter improve astrophotography?

The NiSi Natural Night Filter significantly enhances astrophotography by reducing the effects of light pollution, which is particularly prevalent in urban areas. By blocking specific wavelengths of light emitted by common artificial light sources, such as sodium-vapor and mercury-vapor lamps, this filter allows for better visibility of astronomical objects. As a result, stars, the Milky Way, and other celestial features appear clearer and more defined in your images, with reduced glare and improved contrast.

Can the NiSi Natural Night Filter be used with different camera systems?

Yes, the NiSi Natural Night Filter is versatile and can be used with various camera systems. It is designed for cameras that have daylight film installed or digital cameras set to daylight white balance. This flexibility makes it suitable for both film and digital photography, allowing photographers and videographers to effectively combat light pollution regardless of their equipment.

What is the impact of the filter factor on exposure settings?

The NiSi Natural Night Filter has a filter factor ranging from 1.5 to 2.8x, which translates to a reduction in exposure by approximately 0.6 to 1.5 stops. This means that when using the filter, you may need to adjust your camera settings accordingly, either by increasing the exposure time or opening the aperture to compensate for the reduced light hitting the sensor. Understanding this adjustment is crucial for achieving optimal results in low-light conditions.

How does the nano coating on the filter enhance its functionality?

The nano coating on the NiSi Natural Night Filter improves its functionality by providing a superior beading effect when the filter comes into contact with water or oil. This feature facilitates easier cleaning and maintenance of the filter, ensuring that it remains free from dust, fingerprints, or other contaminants that could affect image quality. The coating also contributes to overall clarity and color fidelity, making it an essential aspect of the filter's design.

Is the NiSi Natural Night Filter compatible with other filters?

Yes, the NiSi Natural Night Filter features 49mm front filter threads, allowing it to be easily stacked with other filters. This compatibility provides photographers the flexibility to combine the Natural Night Filter with other effects or polarising filters to achieve desired results, making it a valuable addition to your photographic toolkit.

What should I consider when using the filter in different lighting conditions?

When using the NiSi Natural Night Filter in various lighting conditions, consider the intensity and type of artificial light present. In areas with significant light pollution, the filter will provide substantial benefits, but in more natural settings with minimal artificial light, the filter's effect may be less pronounced. Additionally, be mindful of the filter factor, as you may need to adjust your exposure settings based on the level of light in your environment to avoid underexposed images.