Specifications

Feature: OM4
Video Only ring Light
OM3
Flash & Video Ring Light
Chromatically Correct™ LED array Yes Yes
Color Temperature 2500-6500K
Electronically Adjustable
5000K
Flash & Constant On Video Mode Video Only Flash & Video
Video Auto-tracking Yes Yes
LED Illumination Angle 60° 60°
TTL Flash Mode N/A With CoPilot
Video Light Output
255 fc / 2700 lux  1.5ft / .5m
  72 fc /   750 lux3ft / 1m
  17 fc /   170 lux7ft / 2m
36 fc / 380 lux  3ft / 1m
16 fc / 170 lux5ft / 1.5m
  9 fc / 100 lux7ft / 2m
Flash Output (ISO 800) N/A
f/5.61/60sec11ft / 3.5m
f/81/60sec8ft / 2.5m
f/111/60sec5.5ft / 1.7m
Flash Output (ISO 1600) N/A
f/5.61/60sec15ft / 5m
f/81/60sec11ft / 3.5m
f/111/60sec8ft / 2.5m
Video Light Adjustment Range 5-100% 5-100%
Maximum Lens Diameter 3.9in
100mm
3.9in
100mm
Ring Size 9.25in x 1.1in
235mm x 28mm
9.25in x 1.1in
235mm x 28mm
Housing (widest point) 2in
50mm
2in
50mm
Weight 20oz
560g
20oz
560g
Power Source
Video Times are Approx. Full Power Run Times.
Feature: OM4
Video Only ring Light
OM3
Flash & Video Ring Light
    AC Power AC Power Supply T87
Supplied with OM4
Turbo AC
    Quantum QB8
Full Power Video:  120 mins.
N/A
    V-Mount Battery     90WHr:
    V-Mount Battery   160WHr:
Full Power Video:  180 mins.
Full Power Video:  300 mins.
N/A
    Quantum Turbo 3 (T3)
Full Power Flash Shots:  N/A
Full Power Video:  60 mins.
Full Power Flash Shots:  2,000
Full Power Video:  90 mins.
    Quantum Turbo 2x2 (T2x2) Not Recommended
Full Power Flash Shots:  1,500
Full Power Video:  70 mins.
    Quantum Turbo C (TC)
    Quantum Turbo SC (TSC)
    Quantum Turbo Blade (TBL)
Not Recommended
Full Power Flash Shots:  800
Full Power Video:  25 mins.