The FotodioX WonderPana FreeArc Core Unit Nikon 14mm Lensis a general use, clear filter that is compatible with the FotodioX WonderPana 145, FreeArc, and Absolute filter holder systems. It is 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.

This filter is constructed from optical glass for clarity as well as color fidelity and features a lightweight, aluminum-alloy filter ring. The filter ring includes a brass side knob that provides increased leverage when mounting or unmounting the FotodioX 145mm UV Filter.

This UV filter is also useful as a general protective filter to leave over lenses 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.

For Nikon AF NIKKOR 14mm f/2.8D ED    WonderPana FreeArc Core Unit    Use with WonderPana 6.6" Holder Bracket    With Bracket, Holds 6.6" Wide Filters    Bracket Rotates 360° with FreeArc    Holds up to Two 6.6" Wide Filters    Combine a 6.6" Wide and a 145mm Filter    145mm UV Filter, Clear and Protective    Absorbs Ultraviolet Light    145mm Center-Pinch Snap-On Lens Cap

Absorbs UV light and reduces bluish cast of daylight

Does not require adjustments to exposure while in use

Creates no additional coloration or contrast

General protection filter reduces dust, moisture, and scratches from reaching lens elements

Constructed from optical glass for clarity and color fidelity

Lightweight, aluminum-alloy filter ring with brass knob that provides increased leverage for easy installation and removal

Filter pouch included for storage and transport

Related Questions and Answers

Q: 1. Does it distort the horizon or have fish eye effect??

A: The lens has some distortion, but it is relatively minor and not a fisheye by any means.

Q: 2. What is the circular size for this lens?

A: I'm sorry but this lens does not take a filter, the lens is too wide and the front element protrudes too much.

Q: 3. Does this lens have manual aperture control?

A: On the lens, no, but yes through the camera body.

Q: 4. What’s the filter size and can you put nd in front?

A: Unfortunately, this lens cannot accept screw in filters as it lacks a front filter thread. There is the FotodioX WonderPana FreeArc Core Unit Kit for Rokinon/Samyang 14mm Lens with 145mm Solid Neutral Density 1.2 and 6.6 x 8.5" Soft-Edge Graduated Neutral Density 0.6 Filters, B&H # FOWFN166SV14 which will allow drop in type filters to be used with the lens. https://bhpho.to/2lNU8i5

Q: 5. How is this lens for astrophotography with the Nikon Z6?

A: Very good, it works very well with the Z6 for astro.

Q: 6. Does this lens provide EXIF data to the camera so that the f/stop used will be recorded?

A: The lens does not provide EXIF data to the camera.

Q: 7. Does this lens have a hard stop at infinity focus?

A: Yes this has a hard stop at infitnity.

Q: 8. What’s the difference between this and the Rokinon version?

A: They are pretty much the same lens, Rokinon and Samyang are basically the same company. Rokinon is mfr'd for the USA market and Samyang is for the overseas market. Optics and build quality are the same.

Q: 9. I would like to use it for real estate video. does it have more distortion than the Venus Laowa 15mm f / 2 FE Zero-D? Thanks

A: This lens would have about the same low distortion as the Venus Laowa 15mm f/2 FE Zero-D. Although it offers AF, it would not be as good in low light.

Q: 10. On the nikon version, is there an aperture ring or is there an aperture lever on the rear mount (for manual nikon g to mirrorless apterure control)?

A: The aperture is electronically controlled from the camera. There is no mechanical aperture control whether it be an external ring or internal lever.