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ARRI True Blue ST1 Studio 1kW Fresnel, Stand Mount (120-230VAC), Black

SKU: AR552102

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Reviews about this item

Review Summary

2017-08-03T11:32:18

Rated 5 out of 5

Powerful and works well for our needs

We shoot in studio daily and use these lights a lot. They are great for both bounce, soft and direct lighting.

James E.

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ARRI ST1 Specifications

  • Rating

    1000 Watts, 120-230VAC

  • Socket (Lampholder)

    G22 Single End, Bi Post

  • Lens (Condenser)

    7" (17.5cm) Low expansion borosilicate

  • Reflector (Mirror)

    Spherical specular high purity aluminum

  • Mounting

    1-1/8" (28mm) Junior

  • Yoke

    Tubular twin fork

  • Cable

    5' (1.5 m) No switch

  • Focusing

    Front and rear mount knobs

  • Dimensions (W x H x D)

    13.1" x 21.9" x 12.4" / 332.74 x 556.26 x 314.96 mm (Including Yoke)

  • Weight

    15.4 lbs / 6.99 kg

4 Accessories for ARRI True Blue ST1 Studio 1kW Fresnel, Stand Mount (120-230VAC), Black

  • All Accessories (4)
  • Barndoors (1)
  • Filter Accessories (1)
  • Scrims & Flags (1)
  • Bags & Cases (1)

About ARRI ST1

FEATURED REVIEWS

Powerful and works well for our needs

By James E.

We shoot in studio daily and use these lights a lot. They are great for both bounce, soft and direct lighting.

The Arri True Blue ST1 Studio 1 kW Fresnel Stand Mount (120-230 V AC) (Black) represents a major update of this well-known industry standard. Feedback from respected lighting professionals combined with advances in technology enable Arri to present a selection of Fresnels with over 30 new improvements for studio and location lighting.

Reduced weight, compact size and maximum light output are the most obvious improvements. Arri's patented cross-cooling system, which encourages a stream of air to pass around the Fresnel lens and into the lamphead from the front, has reduced the lamp housing temperature of this black 1 kW Fresnel by 25% and the lens temperature by 17%.

When fitted with a 1000 watt bulb (available separately), this fixture will provide a 13-degree 3' (0.9 m) wide beam of 532 fc from a distance of 13.2' (4 m) at full spot. At full flood, it will throw a 94.5 fc beam 57 degrees (4.3 m) wide from the same distance.

ARRI ST1 Features

  • Cross Cooling System: new, highly effective cooling streams in addition to conventional cooling
  • Sliding Stirrup: centre of gravity adjustment
  • Tilt Lock: stainless steel friction disc for rigid lock-off
  • Top Latches: application-oriented Top Latches for location or studio use
  • Adjustable Accessory Brackets: adjustable 2-scrim and 4-scrim position
  • Stainless Steel Lens Protection: maximized light transmission and high temperature stability
  • Extremely Robust Barndoors: made of special alloy with high strength-to-weight ratio and effective tightening function
  • Maintenance: more shared parts, very fast access to all interior workings with three torx drivers only
  • Improved Weather Protection / IP23: safe indoor and outdoor use
  • Safety Certification: CE, T'V-GS, NRTL-US-C

Product Documents

User Manual

Key Features

  • Cross Cooling System
  • Sliding Stirrup: centre of gravity adjustment
  • Tilt Lock: stainless steel friction disc
  • Top Latches: application-oriented Top Latches
  • Adjustable Accessory Brackets
  • Stainless Steel Lens Protection

What's in the box:

  • ARRI True Blue ST1 Studio 1kW Fresnel
  • 3.0 ft. (1.0 m) Cable
  • ARRI 1 Year Warranty