CAMERA 46-403 Ultraviolet Lens Filter 46MM

( Brand: Camera ), ( Manufacturer Part Number: 46-403 ), ( Part Type: Circular Camera Filter Case ), ( Filter Shape: Circular ), ( Filter Color: Clear ), ( Mount Fitting: Threaded ), ( Filter Effects: Ultraviolet ), ( Filter Size: 46 Mm )

Review CAMERA 46mm Ultraviolet Circular Lens Filter 46 403 Case

The **46-403 46mm Ultraviolet (UV) Camera Lens Filter** is a precision-engineered optical accessory designed specifically for photographers, videographers, and scientific researchers who require accurate color fidelity and enhanced imaging capabilities in ultraviolet light applications. Crafted from high-quality, UV-transmitting optical glass, this filter is engineered to block visible and infrared wavelengths while allowing ultraviolet radiation (typically in the 200 400 nm range) to pass through with minimal distortion. Its durable, multi-coated surface ensures optimal light transmission and reduces internal reflections, making it ideal for use in microscopy, astronomy, forensic analysis, and specialized photography where UV sensitivity is critical. The filter s 46mm thread diameter adheres to standard lens filter sizes, ensuring compatibility with a wide range of DSLR, mirrorless, and digital SLR cameras, as well as many scientific imaging systems. Constructed from robust, scratch-resistant materials, it maintains structural integrity even under demanding conditions, while its precise optical tolerances guarantee sharp, distortion-free imaging across the ultraviolet spectrum. Whether used in conjunction with specialized UV-sensitive cameras or as part of a multi-filter setup for spectral analysis, the 46-403 filter provides a reliable and high-performance solution for capturing data that falls outside the visible light range. Its compact yet sturdy design makes it a versatile tool for both professional and educational applications, where accuracy and repeatability are paramount.

The **46-403 46mm UV (Ultraviolet) Camera Lens Filter** is designed to block ultraviolet light while allowing visible light to pass through. This type of filter is commonly used in photography, videography, and scientific applications where UV interference needs to be minimized. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the 46-403 UV Filter**

1. **Blocks Harmful UV Rays**

The primary benefit of a UV filter is its ability to block ultraviolet light, which can cause lens flare, haze, and even damage to camera sensors over time. This is particularly useful in outdoor photography, especially in high-altitude or clear-air conditions where UV light is more prevalent.

2. **Improves Image Clarity**

By reducing UV-induced haze, the filter can enhance the sharpness and contrast of images, especially in landscapes, portraits, and macro photography where fine details matter.

3. **Protects Lens from Scratches and Dust**

Like any lens filter, the 46-403 provides a physical barrier that can protect the front element of your lens from scratches, dust, and moisture. This is a practical advantage for photographers who frequently change lenses or shoot in harsh environments.

4. **Minimal Color Cast**

High-quality UV filters, such as the 46-403, are designed to have minimal impact on color accuracy. While some cheaper filters may introduce a slight blue tint, this one is generally neutral, making it suitable for color-critical work.

5. **Versatile for Various Applications**

Beyond photography, UV filters are useful in videography, scientific imaging, and even astronomy. They can help isolate visible light for better contrast in certain conditions.

6. **Easy to Install and Remove**

The 46mm size is standard, making it compatible with most lenses. It threads onto the lens easily and can be quickly removed when not needed.

7. **Affordable Protection**

Compared to other protective accessories like lens caps or UV-protective coatings on lenses, a dedicated UV filter is relatively inexpensive and offers tangible benefits.

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### **Cons of the 46-403 UV Filter**

1. **Debatable Necessity for Modern Lenses**

Many modern lenses already have UV-protective coatings on their front elements. For these lenses, the additional UV filter may not provide significant benefits beyond physical protection. Some photographers argue that the filter is redundant unless shooting in extreme conditions.

2. **Potential for Vignetting**

While rare, some filters can cause slight vignetting (darkening of corners) due to their thickness or quality. The 46-403 is generally well-made, but this is something to test if you notice corner darkening in your images.

3. **Minimal Impact on Image Quality**

Unlike polarizing or graduated neutral density filters, UV filters do not dramatically alter exposure or composition. Their effect is subtle, which may make them feel less "useful" to some photographers who prefer filters that actively enhance their shots.

4. **Not a Substitute for Proper Lens Care**

While the filter offers some protection, it is not foolproof. Dropping the filter or mishandling it can still damage the lens. It should not replace proper lens cleaning or storage practices.

5. **Potential for Reflections or Ghosting**

In rare cases, UV filters can introduce internal reflections or ghosting, especially when used with wide-angle lenses or in bright conditions. This is more common with lower-quality filters.

6. **Weight and Bulk**

While minimal, adding another piece of glass to your lens setup can slightly increase the overall weight and bulk of your camera gear, which may be noticeable during long shoots.

7. **Overkill for Indoor or Controlled Environments**

If you primarily shoot indoors or in studio settings where UV light is not a concern, the filter may feel unnecessary. It is most valuable in outdoor or high-UV environments.

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### **Conclusion**

The **46-403 46mm UV filter** is a practical accessory for photographers who prioritize lens protection and clarity in high-UV conditions. Its benefits such as blocking harmful UV rays, improving image sharpness, and offering physical protection are real and measurable, especially in outdoor or scientific photography. However, its necessity is debatable for modern lenses with built-in UV protection or for photographers who primarily shoot indoors.

The filter s impact on image quality is subtle but positive, and its cost is low compared to other protective accessories. If you frequently shoot in bright, clear conditions (e.g., landscapes, weddings, or macro photography) or want an extra layer of protection for your lenses, the 46-403 is a worthwhile investment. Conversely, if you already have a lens with a UV-protective coating or rarely encounter high-UV environments, you may find the filter unnecessary.

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### **Recommendation**

- You shoot frequently in high-altitude or clear-air conditions where UV haze is an issue.

- You want an additional layer of physical protection for your lenses.

- You use wide-angle or macro lenses where UV interference can degrade image quality.

- You are on a budget and want a simple, affordable accessory that may improve your photos slightly.

- Your lenses already have built-in UV protection (check your lens manual).

- You primarily shoot indoors, in studios, or in low-UV environments.

- You prefer to minimize extra glass on your lens setup for aesthetic or practical reasons.

- You are more concerned with filters that actively enhance your shots (e.g., polarizers, ND filters).

**Final Verdict:** The 46-403 UV filter is a low-risk, low-cost accessory with modest benefits. It is most valuable to outdoor photographers or those who prioritize lens protection, but it is not essential for everyone. If you decide to purchase one, opt for a reputable brand (such as Hoya, B W, or Lee) to ensure minimal color cast and high optical quality.

Details:

In good used condition Really cool filter that blocks out all visible light and only let's UV some IR through, 46mm thread.

part #: 46403 price

• $59.99

specifications filtecam:

• brand: Camera
• mpn: 46-403
• part type: Circular Camera Filter Case
• filter shape: Circular
• filter color: Clear
• mount fitting: Threaded
• filter effects: Ultraviolet
• filter size: 46 Mm

general filtecam:

• condition: Used
• Cameras Photo > Lenses Filters > Filters

seller filtecam:

• city: Los Angeles, California
• rating: 100.0%
• # reviews: 170

payments filtecam:

• other
• credit card: Mastercard
• wallet: Apple-pay

shipping filtecam:

• carrier: USPS
• cost: $0.00
• class: Standard
• service: USPS Ground Advantage
• type: Calculated
• transit: 5-9 Days

offer filtecam:

• availability: In Stock
• started: April 20, 2026
• options: Ship-to-home
• sold: 0
• quantity: 1

returns filtecam:

• policy: No Returns

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