The Nikon D810A is a specialized astrophotography version of the D810 with a modified infrared cut filter optimized for capturing hydrogen-alpha nebula emission. It is designed specifically for deep-sky astrophotography.
Product released: April 23, 2015
Latest firmware version
Version 1.03, released February 27, 2018
Last checked for updates: Oct 31, 2026 16:00 UTC
What's new in version 1.03
• Added the following supports for AF-P lenses:
- If the standby timer expires after focusing, the focus position will no longer change when the timer is reactivated.
- When focus is adjusted by rotating the lens focus ring, the focus indicator in the viewfinder (and in live view, the focus point in the monitor) now flash to indicate when infinity or the minimum focus distance is reached.
• Fixed the following issues:
- Microphone sensitivity would sometimes not be correctly adjusted when movies were recorded with Auto sensitivity selected for Microphone sensitivity.
- The camera would sometimes stop responding during multiple exposure shooting.
The Nikon D810A is a specialized astrophotography version of the D810 with a modified infrared cut filter optimized for capturing hydrogen-alpha nebula emission. It is designed specifically for deep-sky astrophotography. It was originally released on April 23, 2015.
What is the latest firmware version of Nikon D810A?
The latest firmware version of Nikon D810A is 1.03. It was released on February 27, 2018.
What changed in Nikon D810A firmware version 1.03?
Nikon D810A firmware version 1.03 includes the following changes: • Added the following supports for AF-P lenses:
- If the standby timer expires after focusing, the focus position will no longer change when the timer is reactivated.
- When focus is adjusted by rotating the lens focus ring, the focus indicator in the viewfinder (and in live view, the focus point in the monitor) now flash to indicate when infinity or the minimum focus distance is reached.
• Fixed the following issues:
- Microphone sensitivity would sometimes not be correctly adjusted whe...
Where can I download the latest Nikon D810A firmware?
Details and download instructions for the latest Nikon D810A firmware (version 1.03) are on Nikon's official release page: https://downloadcenter.nikonimglib.com/en/products/198/D810A.html