FLASH REVIEW

Camera Flash / Speedlight: Nissin i40 Flashgun Flash Unit Flashgun for Nikon REVIEW

Model Name: Nissin i40 Flashgun Flash Unit Flashgun for Nikon specifications.
Image:Nissin i40 Flashgun Flash Unit Flashgun for Nikon
Fivercam Price (used) UK
eBay Price (used) UK
Release DateDec, 2014 (discontinued as of January 1, 2021)
Strenght / Power
Guide Number (ISO100, meters) Flash Specs GN40 [at 105mm (53mm) zoom head position] GN27 [at 35mm (18mm) zoom head position]
Power Level Switching (Vari-power Range)1/1 to 1/256 (Manual)
Head & Coverage
Bounce (Up-Down) Head Movement0 to +90°
Swivel (Rotation) Head movement360°
Focal Length Coverage Flash Specs 24mm (12mm) - 105mm (53mm) [16mm (8mm) when using built-in wide panel]
Auto Zoom Head Flash Specs Yes
Flash Related Functions
Flash Durations Flash Specs 1/800 to 1/20000 Second
Flash Modes(TTL) Flash Specs Nikon i-TTL, Manual Hi-Speed Sync, Second-Curtain Sync, Slow Sync
Flash Exposure Compensation / Correction Flash Specs -2 to +2 EV (1/2 EV Steps)
Secondary Illumination Flash Specs Video Light
Wireles Flash
Wireless Operation Flash Specs Optical Pulse (TTL/Manual) Unspecified Range (Optical Slave)
Wireless Groups Flash Specs 3
Wireless Channels4
Remote Timing ModesNone
Other Features
MountHot-shoe mount flash
Off Camera Terminal / External Connectors
Included AccessoriesSoft case, Flash stand (with screw), Soft box, Carabiner (not for climbing)
Other Functions
Power Source & Recycle Time
Power Source - BatterryFour size-AA Alkaline, 1.2V NiMH batteries
External PowerNo
Minimum Recycle Time (Charging time between shooting) Flash Specs Approx. 0.1 to 4 Seconds
Battery Life Flash SpecsNumber of flashes: 220 – 1,700 flashes (Approx.) LED video light lighting time: 3.5hrs (Approx.)
Dimensions & Weight
Dimensions3.3 x 2.4 x 3.3" / 83.82 x 60.96 x 83.82 mm
Weight7.16 oz / 203 g
The Nissin i40 Flashgun Flash Unit Flashgun for Nikon, launched in Dec, 2014 (discontinued as of January 1, 2021), serves as a versatile and dependable lighting tool for photographers. It features a Guide Number of GN40 [at 105mm (53mm) zoom head position] GN27 [at 35mm (18mm) zoom head position] , ensuring robust illumination. The flash unit features a coverage angle or a focal length of 24mm (12mm) - 105mm (53mm) [16mm (8mm) when using built-in wide panel] . Its Hot-shoe mount allows for easy attachment to cameras, providing stability during shooting.
A notable feature is its Flash Duration capability of 1/800 to 1/20000 Second. This wide range enhances adaptability across various lighting conditions, catering to both static scenes and fast-paced action photography.
The Nissin i40 Flashgun Flash Unit Flashgun for Nikon is powered by using Four size-AA Alkaline, 1.2V NiMH batteries , with an estimated battery life of Number of flashes: 220 – 1,700 flashes (Approx.) LED video light lighting time: 3.5hrs (Approx.), ensuring sustained performance during extended photo sessions.
The Minimum Recycle Time, Approx. 0.1 to 4 Seconds, emphasizes efficiency, enabling photographers to capture successive shots seamlessly, especially in dynamic shooting scenarios.
In addition, the Nissin i40 Flashgun Flash Unit Flashgun for Nikon is compact and portable, the flash unit measures 3.3 x 2.4 x 3.3" / 83.82 x 60.96 x 83.82 mm and weighs 7.16 oz / 203 g. This review aims to assist you in determining if this flash suits your specific needs.
Item 1
Fivercam Wiki information:

There are three ways to trigger off-camera flash units wirelessly: via infrared, radio signals or a hybrid method that involves both infrared and radio. The infrared system works like the TV remote; there need to be a direct line of sight for the signal to reach the destination. The radio signal has no line-of-sight limitations, but comes at a rather high cost. The hybrid system simply takes the infrared signal from the commander, converts it over to radio and then converts it back to infrared on slave units.

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