The Chiaro 77mm 90-UVAT UV Filter for Camera Lensfrom Chiaro is their entry-level protective UV filter offering 90% light transmission. It’s ideal for photographers who demand the highest-quality glass and other essential features for uncompromised image fidelity and premium construction.

To achieve 90% light transmission, Chiaro uses highly-polished optical glass and additional advanced elements that improve the filter’s light transmission. A hard-anodized aluminum filter ring is easy to screw on and off, and it’s thin enough to shoot with a wide-angle lens without vignetting. 

Image quality is what matters most at Chiaro. The company has tested and combined many features and essentials to achieve superior image quality and the highest light transmission. To help take the confusion out of selecting a filter, Chiaro prominently displays the light transmission levels so that you can choose the perfect filter for your lens and photo session.

90% Light Transmission    Clear UV Protective Filter    Polished Optical Glass    Hard Anodized Aluminum Slim Filter Ring    Top Knurling

Protect your lens while maintaining optical quality. By using highly-polished optical glass, Chiaro offers a 90% transmission rate. And the company verifies the ratings with ISO certified lab testing.

Polished glass is essential to achieve a high level of light transmission. The optical glass in this Chiaro filter is polished for flatness that ensures optical clarity.

The filter blocks UV light and reduces the bluish cast of daylight that can affect color accuracy, especially at higher altitudes.

The process of hard anodizing toughens and strengthens the aluminum for a lightweight yet durable filter ring.

Measuring only 3.2mm, this filter is slim enough to use on wide-angle lenses without experiencing vignetting.

Top knurling offers a firm grip on the filter when you're attaching or removing it.

It takes two full turns to mount the filter on your lens. This feature will securely hold your Chiaro filter through the most demanding photo shoots.

The front threads on the filter allow you to stack filters by screwing them onto your Chiaro filter.

Related Questions and Answers

Q: 1. Is this filter compatible with the Nikon 200/500mm lens?

A: Yes, the Chiaro 95mm 95-UVAT UV Filter is compatible with the Nikon 200-500mm lens.

Q: 2. Will the 46mm filter fit on the Olympus 25mm f/1.8 lens?

A: Yes this will fit on the Olympus 25mm f/1.8.

Q: 3. Where is this filter manufactured?

A: This item's country of origin is China.

Q: 4. thank you ! what about a Canon EF 24-70mm USM f2.8, is it also a 82mm filter size?

A: The Chiaro 77mm 95-UVAT UV Filter is a 77mm filter, so it will not mount to a lens with a 82mm front filter thread, such as the Canon EF 24-70mm USM f2.8 (BH #CA247028LII). You could however get the larger Chiaro 82mm 95-UVAT UV Filter (BH #CHT95UVAT82), which will mount to the Canon EF 24-70mm f/2.8L II USM Lens.

Q: 5. What are the differences between UVAT, UVBTS, and UV MRC filters?

A: The "AT" refers to the construction of the filter ring as aluminum with top knurling. "BTS" means brass with top and side knurling. "MCR" refers to multi resistant coating but the Chiaro 82mm 90-UVAT UV Filter is not an MRC filter.

Q: 6. It says you can stack filters, would you be able to use a polarizer filter without taking off the uv filter?

A: Yes, you can stack any filter, including a polarizer.

Q: 7. Anyone compare these to B+W filter performance?

A: This remarkable value filter has 23 B&H customer 5 star reviews. They all say how clear and good quality the filter is. Therefore the decision is up to you: go with the gold standard B+W or save your money on a filter with a lessor known name but great value.

Q: 8. Would this fit for Sigma 150-600mm Sport?

A: This filter will fit the 105mm front element of the Sigma 150-600mm Sport.

Q: 9. In terms of image quality, how much better is the Chiaro 99% UV filter compared to this 98% one?

A: The Chiaro 99% UV Filter and the Chiaro Pro 58mm 98-UVAT UV Filter are made with the same glass and coatings. The difference is the light transmission is slightly better on the Chiaro 99% UV Filter. For this reason, it is unlikely you will see a difference in image quality depending on the lens you are using.

Q: 10. Will this fit on Tamron 28-75mm F/2.8 Lens?

A: No, the Tamron adapt to a 67mm thread filters. Please review the following filters for your UV needs. Hoya 67mm NXT Plus UV Filter BH #HOUVNP67 • MFR #A-NXTPL67UV https://www.bhphotovideo.com/c/product/1405849-REG/hoya_a_nxtpl67uv_67mm_nxt_plus_uv.html