In appearances and power ratings, the SB-25 looks a lot like the SB-24.?Compared to the SB-24, the Nikon SB-25 has 2 clear advantages: first, its manual mode goes down to 1/64, which means it has 2 stops more than its precursor with a minimum power setting of 1/16. Second, the SB-25 has a built in wide angle diffuser that allows 20mm coverage.

Minimum Aperture
Sensor
Maximum Aperture
Focus Type
Focal Length
Condition

Used