CANON EF 85MM F1.4L IS USM - HOYA UX UV 77mm Filter

'L Series' designates Canon's 'Luxury' line of professional-grade lenses, characterized by superior optical performance, robust construction, and enhanced durability for professional use.

Image Stabilization (IS) is a technology that compensates for camera shake, allowing you to capture sharp handheld photos at slower shutter speeds than would normally be possible. It's especially important in low-light conditions or when not using a tripod.

'USM' stands for Ultrasonic Motor. It provides extremely fast, quiet, and precise autofocus operation, making it excellent for both still photography and video recording where silent operation is crucial.

Yes, with its quiet USM autofocus and wide f/1.4 aperture for low-light capabilities and shallow depth of field, this lens is highly suitable for professional video recording.

This lens is designed for Canon EF mount DSLRs. To use it on Canon EOS M or EOS R mirrorless cameras, you would need the appropriate Canon Mount Adapter EF-EOS M or Canon Mount Adapter EF-EOS R, respectively.

This lens accepts 77mm filters.

Start by using a lens blower to remove any loose dust. Then, gently wipe the lens elements with a clean, soft microfiber lens cloth. For stubborn smudges, a small amount of lens cleaning fluid applied to the cloth (not directly to the lens) can be used.

Yes, the Canon EF 85mm f/1.4L IS USM features robust weather-sealed construction, offering enhanced resistance to dust and moisture, making it suitable for use in challenging environments.

Ensure the `AF/MF` switch on the lens is set to `AF`. Check your camera's autofocus settings (e.g., AF mode, AF points). Clean the lens contacts on both the lens and camera body with a dry, clean cloth.

Verify that the `IS` switch is `ON` if shooting handheld in low light, or `OFF` if on a tripod. Check your shutter speed; it might be too slow for handheld shooting. Ensure your focus point is correctly selected and that the subject is within the lens's minimum focusing distance.

Remove the lens and reattach it, ensuring it clicks securely into place. Clean the electronic contacts on both the lens and camera body. Check if your camera's firmware is up to date; sometimes, newer lenses require updated firmware.

If the noise occurs during IS operation, it might be normal. If it's a new or persistent grinding/clicking noise, discontinue use and contact Canon service for inspection, as it may indicate an internal issue.