SKU: GC11-108689

NiSi 40.5mm Natural Night Filter (Light Pollution Filter)

Name: NiSi 40.5mm Natural Night Filter (Light Pollution Filter)
Brand: NiSi
SKU: GC11-108689
Price: 160.55 AUD
Availability: InStock

$160.55

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$160.55

Product Overview

NiSi 40.5mm Natural Night Filter (Light Pollution Filter)

The NiSi 40.5mm 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 40.5mm 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 40.5mm 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
40.5mm front filter threads allow for use with other filters
Plastic case included for storage and transport

What's in the box:

NiSi 40.5mm Natural Night Filter

Filter Case

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FAQs

How does the NiSi 40.5mm Natural Night Filter improve my night photography?

The NiSi 40.5mm Natural Night Filter specifically targets and reduces the unwanted yellow light emitted by common urban lighting sources such as sodium-vapor and mercury-vapor lamps. By blocking these wavelengths, the filter enhances the visibility of stars and other celestial objects in your images, resulting in clearer night sky photographs with improved contrast and less glare from artificial light sources.

Can I use this filter with both film and digital cameras?

Yes, the NiSi 40.5mm Natural Night Filter is versatile and can be used with both film cameras that have daylight film installed and digital cameras set to daylight white balance. This adaptability allows photographers of all types to benefit from reduced light pollution in their night-time photography.

What is the significance of the filter factor rating of 1.5 to 2.8x?

The filter factor rating of 1.5 to 2.8x indicates the amount of light the filter absorbs, which can reduce exposure by approximately 0.6 to 1.5 stops. This means that when using the filter, you may need to adjust your camera settings, either by using a slower shutter speed, a wider aperture, or increasing the ISO to compensate for the light reduction, ensuring optimal exposure for your night shots.

How does the nano coating on the filter help in maintaining it?

The nano coating on the NiSi 40.5mm Natural Night Filter enhances its cleaning efficiency by providing an improved beading effect when exposed to water or oil. This feature helps to repel dirt and moisture, making it easier to clean the filter without leaving streaks or smudges, thus preserving the clarity and quality of your images over time.

Is this filter suitable for astrophotography?

Absolutely, the NiSi 40.5mm Natural Night Filter is particularly beneficial for astrophotography. By minimizing the impact of light pollution, it allows for better capture of stars, the Milky Way, and other astronomical phenomena, enabling astrophotographers to achieve more vibrant and detailed night sky images.

What is the construction material of the filter and why is it important?

The NiSi 40.5mm Natural Night Filter is constructed from high-quality optical glass, which ensures superior clarity and color fidelity in your images. The use of optical glass minimizes distortion and chromatic aberration, which are crucial for maintaining the integrity of night photography where detail is paramount.

Can I stack this filter with other filters?

Yes, the NiSi 40.5mm Natural Night Filter features 40.5mm front filter threads, allowing you to stack it with other filters. This flexibility enables you to combine different filtering effects, such as polarizers or ND filters, to further enhance your creative possibilities in various shooting conditions.