Pentax has revealed a new macro flash, the AF160FC, designed for close-up photography.
Features on the P-TTL auto flash system include a maximum guide number of 16.
Specification, as released by Pentax Japan:
Guide Number (G.N.): 16 max. (at ISO 100/m)
Manual settings: Full, 1/4, 1/16
Discharge Angles: 60° horizontally/vertically
Flash Modes: P-TTL (TTL corrective auto flash)
TTL (TTL auto flash)
M (Manual flash at full, 1/4 and 1/16 discharge levels)
Flash range:
(in P-TTL and TTL modes) Film-speed coupling range: ISO 100 to ISO 6400
Illumination range: approx. 0.18m to 2.0m (at G.N. 16, ISO 100, F8)
Flash exposure compensation: +0.5EV, -0.5EV, -1EV (via control-dial operation)
Power sources: 4 AA-size alkaline batteries
4 AA-size lithium batteries
4 AA-size Ni-MH batteries
Dimensions: Flash unit: 113mm (diameter) x 29.5mm (depth)
Controller unit: 68mm (W) x 83mm (H) x 115mm (D)
Weight: Approx. 405g (without batteries)