Olympus OM-system T28 twin flash with T power control 1. in nice and clean condition. for macro use.

A compact Macro flash unit with two flash heads , Used in combination with the T power control 1 and the flash macro shoe ring.

Can be used with the T32 color filters , ND filters and wide adapter.

Specifications Olympus T28 Macro Twin Flash 1.

Type: OTF centralized control with twin flash unit.

Guide number :  OTF Auto ; with twin flash — 22 (72)  with single flash –28 (92 ) Manuel : w/twin flash Hi 22 (72) and Low  9 (29 ) w / single flash –Hi 28 (92) and Low 14 (46 ) at ISO 100 in meters (feet).and at 1m flash-to-subject distance.

Coverage angle : 53º  vertical , 74ºhorizontal (single flash)

Number of flashes : 100—500 with :AA” alkaline batteries on OTF auto.

Recycling time:  0.2—10 sec.

Mounting to lens :  49 / 55mm screw.

OTF Auto : Centralized Control flash with OM-4, OM-2sp, OM-2n , OM-2 and OM-40.

Manuel : Selection of full flash GN / aperture / magnification: Via exposure calculator. ( w/ single flash –GN 28 (ISO 100, m )  ( GN 92 ISO 100 ft)  Exposure  calculator ; w / twin flash –ISO of the calculator should be reduced by 2/3 stop.

Modeling lamps : 8 bulbs built-in ,operate on 4 1,5v “D” batteries in optional 6V power pack1,2 or AC adapter 3.

Bounce angle : Vertical 70º upward 45º downward Horizontal 360º.

Spiral cord length: Approx. 30cm (1ft).

Dimensions and weight :  73 x 32 x 50mm  210 grams.

Specifications : Olympus T power control 1.

Type: Series-circuit type TTL Centralized Control (with interchangeable flash units)

Recycling time: 0.2—10 sec. with AA alkaline batteries on OTF Auto ( varies   depending on flash-to-subject distance)

Color temperature:   5800 º K.

Electrical contact with camera : 1. Clip-on type with hot shoe and lock. 2.Of camera  type  with TTL auto cord and TTL auto connector ( w/ wo power bounce grip 2)

Exposure calculator : Reversible plate type-blank for OM-4, OM-2sp, OM-2n, OM-2 , OM-40 for OTF auto flash : calculator for OM-3, OM-1, OM-30,OM-20,OM-10 and non – OM cameras fore manuel flash.

OTF Auto ( with OM-4, OM-2sp or OM-40 ) :  Aperture setting : continuous , couples with aperture ring setting of camera.

SBC Sensor acceptance angle : matches view of camera lens.

OTF auto check : neon-flicker indication . Viewfinder indication contact provide.

Ready light check: charge lamp and viewfinder indication contact.

Manuel : Guide number : Hi and Low settings switch able.

TTL auto cord socket : Plug-in type with automatic lock.

Power source :  1,5 volt ‘AA’ battery x 4 (incl. Ni-Cd ) inside T power control 1.

1,5 volt “C” battery x4 (incl. Ni-Cd ) inside power bounce grip 2.

AC house current via electronic flash AC adapter 2 or 3  are activated by on/of switch of power-control unit.

Connection with flash unit : Connecting plug (bayonet).

Dimensions and weight :  81x 70x 104 mm   320 grams.(les batteries)