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Specifi cations
MODEL NO. STF-8
Product type External electronic fl ash for digital still camera
Guide number When using 1 fl ash: 6.0 (ISO100), 8.5 (ISO200)
When using 2 fl ashes: 8.5 (ISO100), 12.0 (ISO200)
Firing angle Up-down 60°, left-right 72° (1 fl ash)
Bounce angle Up-down 100° (1 fl ash)
Flash modes TTL-AUTO, MANUAL
Flash emission
count
(at full activation)*
Approx. 1,330 times (using AA (R6) NiMH batteries)
Approx. 480 times (using AA (R6) alkaline batteries)
Recharge time Approx. 4 seconds (using AA (R6) NiMH batteries)
Approx. 4 seconds (using AA (R6) alkaline batteries)
(from full activation to CHARGE lamp lighting)*
Splash resistance Class 1 protection (IPX1): JISC0920/IEC60529 equivalent
(measurements obtained from in-house tests at Olympus)
Operating
environment
Temperature: –10 to 40°C (14 to 104°F)
Humidity: 30 to 90%
Dimensions Controller: 66.9 (W) × 59.1 (H) × 68.5 (D) mm
(2.6 × 2.3 × 2.7 in.)
Light-emitting part (1 fl ash): 45.4 (W) × 39.7 (H) × 42.3 (D) mm
(1.8 × 1.6 × 1.7 in.)
Weight Approx. 283 g (10 oz.) (excluding batteries, joints and lens
rings)
* Measurements obtained from in-house tests at Olympus. Actual fi gures may vary
depending on shooting conditions.
Specifi cations are subject to change without any notice or obligation on the part
of the manufacturer.
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