**Specifications:**

**Brand:** Tamron

**Model:** 90mm F2.8 Di III Macro VXD (Model F072)

**Type:** Multi-purpose macro lens

**Features:** Excellent image rendering and optical performance, 12-blade circular aperture for beautiful circular bokeh and starburst effects

**Compatibility:** Sony full-frame a series/APS-C a series/NEX series cameras

**Recommended Usage:** Insects, flowers, animals, portraits, still life

**Evolution:** Introduced in 1979 as the SP 90mm F/2.5, known as "Tamron 90 Macro," continuously innovated to the latest version 90mm F/2.8 Di III Macro VXD (Model F072)

**Lens Construction:** 12 groups, 15 elements including LD (Low Dispersion) glass

**Aperture:** F2.8 - F16

**Filter Diameter:** Φ67mm

**Maximum Magnification Ratio:** 1:1

**Minimum Focus Distance:** 0.23m

**Angle of View:** 60°

**Diaphragm Blades:** 12

**Dimensions:** 126.5mm length

**Weight:** 630g

**Additional Features:** Customizable settings, compatibility with Tamron Lens Utility software for firmware updates and customization

**Accessories:** Windowed lens hood, compatible with rotating filters for easy operation

**Manufacturing:** Made in Philippines

**Compatibility:** Nikon Z7II, Sony a7R IV

**Lens Firmware:** Updateable via Tamron Lens Utility software

**Lens Control:** Focus limit switch, customizable MF settings, A-B focus, Iris smooth, focus lock for astrophotography

**Design:** Compact and lightweight design for easy portability, high-gloss black finish for durability and aesthetics

**Sample Images:** Provided for reference

**Lens Structure:** 15 elements in 12 groups, including LD glass

**Technical Information:** Maximum aperture, minimum aperture, filter diameter, magnification ratio, closest focusing distance, weight, circular aperture, length

Please note that specifications may vary slightly based on the camera model and firmware version.