Best Square Photography Filters of 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
Square Photography Filters are a versatile and essential tool for any photographer looking to enhance their images. These filters come in a range of sizes and colours, and are designed to fit onto the front of a camera lens. They work by modifying the light that enters the lens, allowing photographers to control exposure, colour balance, and depth of field. Whether you're a professional photographer or an amateur enthusiast, Square Photography Filters can help you achieve the perfect shot.
At a Glance: Our Top Picks
Top 10 Square Photography Filters
K&F Concept ND Filter Holder and CPL Kit
The K&F Concept Filter Kit is a versatile solution for photographers looking to enhance their shots. It allows you to shoot during solar eclipses, provided you adjust the grey scale accordingly. The award-winning design features a unique square filter frame that prevents light leakage, ensuring clearer images. With HD optical glass and advanced multi-coating, you can expect high-definition quality while also benefiting from its waterproof and anti-scratch properties. Additionally, the large-diameter frame minimises vignetting, making it ideal for ultra-wide-angle lenses.
K&F Concept Square ND1000 + GND8 Filter Set
The K&F Concept Filter Set is an essential tool for photographers seeking to enhance their images. The 100x100mm ND1000 filter helps prevent overexposure, allowing you to use slower shutter speeds for stunning effects like blurred water flow. Meanwhile, the 100x150mm GND8 filter balances contrast between bright skies and darker ground, ensuring well-exposed photos. Made from high-quality German optical glass, these filters maintain sharpness and clarity. Additionally, the durable square filter holder accommodates up to two filters, making it easy for you to switch between them as needed.
Cokin GRY Grad ND8 Filter for Photography
The Cokin GRY ND8 Filter is designed to enhance your photography experience. It is compatible with all 100 mm filter holders, including those from Lee, making it a versatile choice for photographers. Made from CR-39 organic glass, this filter offers excellent clarity and durability. The plain filters measure 100x100 mm, while the graduated filters are 100x150 mm, allowing for a range of creative options in your shots. This flexibility helps you achieve stunning effects in landscape photography.
K&F Concept ND8 Square Filter for Photography
The K&F Concept ND8 Filter is designed to enhance your photography experience. It is compatible with KF's new X-PRO square filter holder, making it easy to attach and use. This ND8 filter provides a fixed 3 f-stop light reduction, allowing you to capture stunning landscapes or dynamic scenes, such as waterfalls and waves, without overexposing your shots. Made from HD optical glass, it features a multi-layer coating that ensures waterproof protection and prevents flare, giving you clearer images even in challenging conditions.
K&F Concept 1/4 Mist Filter for Cinematic Photography
The K&F Concept Mist Filter enhances your photography and videography with its 4"x5.65" size, perfectly fitting Tilta and SmallRig Matte Boxes. This 1/4 black diffusion filter softens highlights and glare, creating smoother skin tones for a dreamy effect in portraits and vlogs. With a low reflectivity of 0.2%, it helps prevent lens ghosting, ensuring clearer, high-contrast images. Its robust construction features a scratch-resistant, water-repellent design, making it ideal for consistent use in various conditions.
Fotover 24 PCS Cokin P Filter Kit
The Fotover Cokin P Filters set is an excellent choice for photography enthusiasts. This complete kit is compatible with Cokin P Series and includes various graduated and full-colour filters, allowing you to enhance the colours in your landscape and portrait photography. The ND filters enable you to achieve slow shutter speeds even in bright sunlight, helping you create stunning effects. Additionally, the filter holder allows you to use multiple filters simultaneously, giving you the flexibility to experiment and capture extraordinary images.
Cokin P121 Grad Grey G2 ND8 Filter
The Cokin P121 Filter is designed to fit Cokin’s P-Series filter holder, making it a convenient addition to your photography toolkit. This filter helps reduce exposure in specific areas, allowing you to achieve more balanced images, particularly in bright conditions. Manufactured with C39 optical resin, it provides excellent optical clarity, ensuring your photos remain sharp and vibrant. This high-quality material also enhances durability, so you can rely on this filter for your outdoor adventures.
K&F Concept ND16 Square Filter 100mm
The K&F Concept ND16 Filter is designed to reduce light by 4 stops, making it ideal for capturing stunning images in bright conditions. Weighing only 47.5g, it's lightweight and easy to handle. Crafted from Japanese AGC glass and featuring 28 multi-layer coatings, this filter significantly minimises reflections, ensuring the highest image quality. Additionally, its nanometer coatings make it waterproof, scratch-resistant, and oil-proof, which helps protect the filter while enhancing its durability for your photographic adventures.
Andoer 13pcs Gradient Full Colour Filter Kit
The Andoer Filter Kit offers a comprehensive set of photography filters, making it an ideal choice for enhancing your images. With seven graduated colour filters, you can achieve smooth transitions between colours, perfect for creating stunning sunsets or harmonious landscapes. The three gradual ND filters help you reduce light, allowing for better colour balance in bright conditions. Additionally, the three full ND filters minimise light without altering colour, giving you greater control over exposure. This kit is designed to elevate your photography experience.
NEEWER ND1000 Filter Kit with Holder
The NEEWER ND1000 Filter is an essential tool for photographers looking to enhance their landscape photography. This kit includes a high-quality optical glass ND1000 filter with 30 layers of multi-resistant coatings, making it water and scratch resistant, perfect for outdoor adventures. The metal filter holder easily accommodates the filter, allowing you to reduce light by 10 stops, which is ideal for achieving slower shutter speeds or a shallower depth of field. With 8 adapter rings included, you can use this filter with various lens sizes for added versatility.
Frequently Asked Questions (FAQs)
1. What does a square filter do?
Filter stacking using square ND filters will allow you to get more creative with your photography by using a combination of filters to both slow down your exposure time using filters such as the 6 stop to 10 stop (and many others) in combination with graduated filters.
2. What filter do most photographers use?
The main types of filters used by professional photographers are called UV filters, Polarizing filters, and ND (Neutral Density) Filters.
3. What is rectangular filter?
The rectangular filter is the simplest linear filter ; it is usually used as a smoother . The output of the rectangular filter at the time moment is the arithmetic mean of the input values corresponding to the moments of time close to : where.
During our square photography filter research, we found 161 square photography filter products and shortlisted 10 quality products. We collected and analyzed 6,653 customer reviews through our big data system to write the square photography filters list. We found that most customers choose square photography filters with an average price of £56.46.
The square photography filters are available for purchase. We have researched hundreds of brands and picked the top brands of square photography filters, including K&F Concept, Cokin, Fotover, Andoer, Neewer. The seller of top 1 product has received honest feedback from 1,576 consumers with an average rating of 4.8.

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.