Tamron SP 85mm f/1.8 Di VC USD Lens for Nikon F

This appears to be a description of the Nikon AF-S Nikkor 24mm f/1.8G ED lens. Here’s a breakdown of the key features mentioned:

1. **Mount and Format**: The lens has a Nikon F mount and is designed for full-frame FX format cameras.
2. **Aperture Range**: The lens has an aperture range of f/1.8 to f/16, which allows for a wide range of creative control over depth of field and exposure.
3. **Elements**: The lens features one LD (low dispersion) element and one XLD (extra-low dispersion) element to reduce chromatic aberration and ensure sharp, clear images.
4. **Coatings**: The lens has eBAND (electromagnetic band) and BBAR (beam splitter beam attenuator) coatings to reduce ghosting and flare.
5. **Fluorine Coating**: The front element has a fluorine coating to reduce dirt, dust, and water resistance.
6. **Autofocus**: The lens has a USD (ultrasonic silent drive) motor for fast and quiet autofocus, as well as full-time manual focus override.
7. **Image Stabilization**: The lens features built-in VR (vibration reduction) image stabilization to help reduce camera shake and blur.
8. **Diaphragm**: The lens has a rounded 9-blade diaphragm to produce a smooth bokeh (out-of-focus area).
9. **Construction**: The lens is designed with moisture-resistant construction to withstand harsh weather conditions.
10. **Compatibility**: The lens is compatible with Nikon’s TAP-i (TTL autofocus priority intelligent) system.

Overall, this lens is designed for general-purpose photography, including portraits, street photography, and landscapes, and is known for its high image quality, fast autofocus, and durable construction.


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Here’s a summary of the Tamron SP 85mm f/1.8 Di USD lens:

**Key Features:**

* Ideal portrait-length prime lens for FX-format Nikon F-mount DSLRs
* Fast f/1.8 maximum aperture for low-light performance and creative control
* 13 elements in 9 groups optical design with Low Dispersion (LD) and Extra Low Dispersion (XLD) glass elements for reduced chromatic aberrations and color fringing
* eBAND and BBAR coatings to minimize flare and ghosting
* Vibration Compensation (VC) image stabilization for up to 3.5 stops of camera shake reduction
* Ring-type USD (Ultrasonic Silent Drive) motor with optimized actuator for fast, precise, and quiet autofocus
* Moisture-resistant construction with fluorine coating on the front element for easy cleaning
* Rounded nine-blade diaphragm for pleasing bokeh
* Electromagnetic diaphragm system for consistent exposure results at high continuous shooting rates
* Compatible with the optional TAP-in Console for firmware updates and focus adjustments

**Additional Benefits:**

* Includes SILKYPIX Developer Studio software for raw processing and aberration correction
* Compatible with DX-format Nikon F-mount DSLRs, providing a 127.5mm equivalent focal length

Overall, this lens is designed to provide excellent image quality, fast autofocus, and robust build quality, making it an ideal choice for portrait photography and low-light situations.