
( Brand: Nisi ), ( Manufacturer Part Number: NIR-UV395-67 ), ( Part Type: Filter Frame ), ( Photo Filter Effect Type: Ultraviolet ), ( Size: 67mm ), ( Photo Filter Size: 67.0 ), ( Coating Description: Nano Coating ), ( Material: Optical Glass ), ( UPC: 971634244822 ), ( Package Dimensions Lxwxh: 8.4x4.6x4.5 Inches ), ( Weight: 1.85 Pounds )
The **Nisi NUV-395-67 67mm Ultra-Thin SMC UV Filter** is a precision-engineered optical accessory designed to elevate the performance of professional photographers and videographers who demand clarity, color accuracy, and durability in their imaging workflow. Crafted from Nisi s signature **ultra-thin glass** just **1.5mm thick** this filter minimizes optical distortion and vignetting, ensuring sharp, distortion-free images even at the edges of your lens. The **395nm UV/IR cut-off** is strategically tuned to block harmful ultraviolet and infrared wavelengths while preserving the natural color balance of your subject, making it an ideal choice for landscape, architectural, and macro photography where color fidelity is paramount. The **SMC (Super Multi-Coating)** technology applied to both surfaces of the glass reduces flare, ghosting, and lens reflections, allowing more light to reach your sensor while maintaining a pristine, high-contrast image. Its **67mm diameter** fits seamlessly into most modern lens hoods and filter systems, and the **metal ring mount** ensures a secure, wobble-free attachment, preventing any unwanted shifts during use. Whether you're shooting in bright daylight, capturing high-contrast scenes, or working in environments with strong backlighting, the NUV-395-67 delivers consistent, professional results without the bulk or optical compromises of thicker filters. Built to withstand the rigors of fieldwork, its **durable aluminum frame** and **scratch-resistant coating** ensure longevity, while the **low-profile design** keeps your setup lightweight and unobtrusive. For photographers who prioritize image integrity and versatility, this filter is a subtle yet indispensable tool for achieving flawless, high-end visuals.
The **Nisi Nisi NIR-UV395-67 67mm ultra-thin UV filter** is a specialized optical filter designed primarily for astrophotography and scientific imaging, particularly for capturing near-infrared (NIR) and ultraviolet (UV) wavelengths. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
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### **Pros**
1. **Ultra-Thin Design**
The filter is extremely thin (only 1.2mm), which minimizes vignetting and reduces the risk of internal reflections or ghosting. This is particularly beneficial for wide-angle and telephoto lenses where thicker filters can cause significant light loss or distortion.
2. **Broad Spectral Coverage**
The NIR-UV395-67 block is optimized to transmit near-infrared light (typically around 700nm 1100nm) while blocking visible and ultraviolet light (below 395nm). This makes it useful for astronomical imaging, such as capturing nebulae in the NIR spectrum or studying celestial objects that emit strongly in these wavelengths.
3. **High Optical Quality**
Nisi filters are known for their high-quality optical coatings and precision manufacturing. The NIR-UV395-67 is designed to maintain sharpness and contrast, even when used with high-resolution cameras or telescopes.
4. **Durable and Weather-Sealed**
The filter is built with a durable glass substrate and a weather-sealed metal frame, which protects it from moisture, dust, and physical damage. This is important for field use, especially in harsh environments.
5. **Compatibility with SLR and DSLR Cameras**
The 67mm size is versatile and works well with most DSLR and mirrorless cameras, as well as many astrophotography setups. It can be used with adapters for other filter sizes if needed.
6. **Reduces Atmospheric Interference**
By blocking UV light, the filter can reduce the effects of atmospheric scattering, which is particularly useful for ground-based astronomical observations where UV haze can degrade image quality.
7. **Minimal Light Loss**
Unlike some specialized filters, the NIR-UV395-67 is designed to transmit a significant portion of the NIR spectrum with minimal absorption, which helps maintain image sensitivity.
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### **Cons**
1. **Limited Use Case**
The primary application of this filter is for astrophotography or scientific imaging. For general photography (landscapes, portraits, etc.), it is largely unnecessary and may not provide any practical benefits. Most photographers do not need a NIR-UV filter for everyday use.
2. **High Cost Relative to General-Purpose Filters**
Specialized filters like the NIR-UV395-67 are significantly more expensive than standard UV or skylight filters. The price may not justify the investment for hobbyists or casual photographers.
3. **Requires Specific Equipment**
To fully utilize this filter, you need a camera that is sensitive to near-infrared light (e.g., modified DSLRs or specialized astronomical cameras). Most stock cameras are not sensitive to NIR wavelengths beyond 700nm, rendering the filter ineffective for general use.
4. **Potential for Overcorrection**
If used with the wrong camera or sensor, the filter might block too much light or introduce unwanted artifacts. For example, some modified cameras may not respond well to the NIR cutoff, leading to poor results.
5. **Maintenance and Handling**
While the filter is durable, its thinness makes it more susceptible to scratches or damage if not handled carefully. It may also require careful cleaning to avoid fingerprints or smudges that could affect image quality.
6. **Limited Availability of Accessories**
Compared to more common filters (e.g., polarizers or ND filters), the NIR-UV395-67 may have fewer accessories or mounting options available, which could be a drawback for some users.
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### **Conclusion**
The **Nisi NIR-UV395-67** is an excellent choice for **serious astrophotographers or scientific imagers** who require precise control over near-infrared and ultraviolet light. Its ultra-thin design, high optical quality, and specialized spectral properties make it a valuable tool for capturing celestial objects that emit strongly in these wavelengths. However, for general photography or casual use, the filter is overkill and may not offer any meaningful benefits.
The high cost and niche application mean that this filter is best suited for **dedicated astronomers or researchers** with the appropriate equipment and expertise. If you are primarily interested in astrophotography and have a modified camera or telescope setup, the NIR-UV395-67 is a worthwhile investment. For everyone else, it is likely unnecessary and may not justify the expense.
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### **Recommendation**
- **Buy if:** You are an astrophotographer or scientist working with near-infrared wavelengths, and you need a high-quality, thin filter to capture specific spectral data. The Nisi NIR-UV395-67 is a reliable choice due to its precision and durability.
- **Avoid if:** You are a general photographer, a hobbyist without specialized equipment, or someone looking for a filter for everyday use. In such cases, standard UV or skylight filters (or none at all) would be more practical and cost-effective.
- **Alternatives to Consider:**- For general UV protection, a standard UV filter (e.g., Hoya or B W) may suffice.
- For astrophotography, consider other Nisi filters like the **NIR-742** or **NIR-850** depending on your specific wavelength needs.
- If you are working with modified cameras, test the filter with your setup first to ensure compatibility and desired results.
Ultra-thin: Minimize vignetting effect on wide-angle lenses, Multi-coating both sides of the filter, High-quality optical glass for high transmittance and highly smooth surface, Protect lens from dust, damage to front element, Easy cleans SMC UV series ultra-thin filters adopted a special technology double-sided, multi-coating, employs high-quality Japanese glass, which assures surface avoids unnecessary reflection. Furthermore, the screw thread in front of frame makes it easy to install lens cap and other accessories.