Name: OM SYSTEM FL-900R Black
Brand: OM System
SKU: B01M1EWO5O
Price: 599.99 USD
Availability: InStock
Rating: 4.1 (28 reviews)

Expert Review Analysis

The Olympus FL-900R is a high‑intensity, weather‑sealed external flash for OM System cameras, offering a 58 m guide number, electronic zoom, and a built‑in LED for video. It combines fast 10 fps burst capability with automatic settings retention, targeting professional and advanced hobbyist photographers.

✓ Best for: Professional event photographers needing fast, reliable TTL; macro photographers requiring high‑intensity flash with extension tubes; outdoor and environmental shooters who need weather‑sealed gear; video creators using the built‑in LED; and burst photographers shooting at high frame rates with the OM‑D E‑M1 Mark II.✗ Not ideal for: Photographers on a tight budget, users seeking an ultra‑compact flash, or those requiring a high‑output continuous LED for video lighting.

Pros

✓Dust‑proof, splash‑proof and freeze‑proof construction allows reliable use down to –10 °C in harsh weather conditions.
✓High guide number of 58 m (ISO 100) provides powerful illumination for a wide range of shooting scenarios.
✓

Price History

Current

$599.99

Average

$493.76

Lowest

$479.49

Highest

$599.99

Price trend (90d):0.0%

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Rating Trend

Rating4.1/ 5Reviews28

Specifications

Connectivity

Wireless ControlsAdvanced

Design

ColorBlack

Height121.92 mm mm

Width124.46 mm mm

Length81.28 mm mm

Weather ResistanceDustproof, splashproof, freezeproof (-10°C)

Features

Multi Flash ModeEnabled

CompatibilityHigh Res. Shot, Focus Stacking, Focus Bracketing

General

BrandOM System

ManufacturerOlympus

Model NameFL-900R

Release Date2016-10-15

Weight363 g g

Lighting

Guide Number58 m (ISO 100) m

LED Light Output1.5 W W

LED Light Intensity100 lux lux

Zoom Range12mm-100mm (35mm equivalent ~24mm-200mm)

Wide Panel Zoom Range7mm-10mm (35mm equivalent ~14mm-20mm)

Performance

Flash Recycling Time2.5 s s

Sequential Shooting Speed10 fps fps

Operating Temperature-10°C

Power

Charging TechnologyState-of-the-art circuitry with shortened charging time

Flash

Guide Number58 m (ISO 100)

Coverage Angle12 mm‑100 mm (35 mm equiv. ~24‑200 mm); wide panel 7‑10 mm (~14‑20 mm)

LED Light Output1.5 W built‑in LED for continuous illumination

Weather ResistanceDust‑proof, splash‑proof, freeze‑proof to –10 °C

Flash Recycling Time2.5 seconds in sequential shooting mode

Dimensions & Weight

Height4.8 inches

Width4.9 inches

Depth3.2 inches

Weight0.8 Pounds

Research Sources

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OM SYSTEM FL-900R Black