The Vu Filters 55mm Sion UV Filter for Camerasfrom Vu Filters 55mm Sion UV Filter for Camerasis a general use, clear filter designed to absorb ultraviolet light and reduce the bluish cast of daylight. Aside from the reduction of unwanted blue casts, no additional coloration or contrast is created, and adjustments to exposure are not required while using this filter. To prevent internal ghosting and reflections, each glass surface is multi-coated. These coatings offer greater protection to the filter substrate, further enhance its ability to limit UV, and help to ensure color fidelity. The Flat Wave Overcoat associated with this Sion UV filter provides an additional layer over the multi-coatings, resulting in an improved beading effect to repel water for greater cleaning efficiency.

Sion UV filters are constructed from Schott glass with a black rim. Set within an aluminum-alloy filter ring that is durable while remaining lightweight, the glass provides increased clarity as well as color fidelity while the black rim further ensures that reflections do not occur along the filter's edge. The filter ring is also weather-sealed, which contributes to this Sion UV filter's ability provide general protection for a lens at all times. Such filters help to reduce dust and moisture from reaching your front lens element and provide additional protection in case of drops or situations where scratching could occur.

Clear Protective Filter    Absorbs Ultraviolet Light    Reduces Bluish Cast of Daylight    1x Filter Factor, No Exposure Change    Multi-Coated, Flat Wave Overcoat    Black Rimmed, Schott Glass Construction    55mm Front Filter Threads    Knurled Sides    Aluminum-Alloy Filter Ring    Plastic Case

Absorbs UV light and reduces bluish cast of daylight.

Does not require adjustments to exposure while in use.

Creates no additional coloration or contrast.

Multi-coated to further limit UV, prevent internal ghosting and reflections, as well as to ensure color fidelity.

Flat Wave Overcoat repels water with an improved beading effect for more efficient cleaning.

Constructed from Schott glass for optical clarity.

Black rimmed glass further ensures that reflections do not occur along the filter's edge.

Aluminum-alloy filter ring is durable while remaining lightweight.

Side knurling provides a more textured grip when mounting or removing it from a lens.

55mm front filter threads allow for use with other filters.

Weather-sealed general protection filter reduces dust, moisture, and scratches from reaching lens elements.

Plastic case for storage and transport.

Related Questions and Answers

Q: 1. Can the polarizer be taken out in the filed without unscrewing the brackets?!

A: You must remove the brackets in order to mount or remove the Polarizer filter.

Q: 2. Is there an adapter ring for lenses that use 77mm filters?

A: can this be fit on a Rokinon 14mm 2.8 lens?

Q: 3. Why is this cheaper than the regular polarizer filter without UV ?

A: Hoya has multiple polarizing filters. Their price variates base on optical glas quality, weather seal, construction, and light transmission.

Q: 4. Will this ring work on my IRIX 11mm Blackstone for Nikon Lens? ( trying to find a filter system )

A: No, the Vu Filters 150mm Professional Filter Holder 127mm Lens Ring will not fit on the IRIX 11mm f/4 Blackstone Lens for Nikon F. The Irix lens will accept 30 x 30mm cut gel filters at the rear of the lens.

Q: 5. can I put a Filter on this Filter?

A: Yes. It has a 55mm front thread as well, so you may stack other 55mm threads on top of it. However, for best practices, it's recommended you keep the amount of stacked filters to as little as possible to prevent transmission loss, artefacts such as glare, color-shifting, etc.

Q: 6. Will this fit the Rokinon 10mm 2.8?

A: Unfortunately we do not have a ring designed for the Rokinon 10mm f2.8 lens

Q: 7. Is there a 77mm ring?

A: No 150mm to 77mm seems to be available. No matter. You can use this ring to adapt. Benro 77-86mm Step-Up Ring B&H # BEDR8677.

Q: 8. Is this front threaded?

A: Yes, this filter has 77mm front threads.

Q: 9. Can you take the polarizer off without unscrewing the holding brackets!?

A: You must remove the brackets in order to mount or remove the Polarizer filter.

Q: 10. Is there a place where I can just buy the plastic case shown in pictures?

A: Unfortunately, we dont carry that filter case separately. You could look at the B+W Plastic Filter Case D. It would be able to accommodate a circular filter up to 82mm.