Nikon AstroIR Manual Download Page 2

Normal exposure setup 

 

The exposure can be set between 10 seconds and 15 minutes in increments of 10 seconds. 
 
Press and hold the 

right hand button

 then press and release the 

left hand button

 the 

remote will start to flash red and yellow (red + green on at the same time) this indicates that 
the remote is ready to store the exposure time. When you release the 

right hand button

 the 

remote will start to flash red. Each red flash equals a duration time of 10 seconds with a 
green flash on whole minutes. 
 
eg. R = red flash 
      G = green flash 
 

Led flash 
number 

10 

11 

12 

13 

88 

89 

90 

Colour of flash  R 

Exposure 
seconds 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100  110  120  130  ~ 

880 

890 

900 

 
 
 
After counting off the required time press and hold the 

right hand button

 until the remote 

turns yellow to store the accumulated exposure time. 
 
After releasing the 

right hand button

 the remote will indicated the stored time by flashing 

green for each minute and red for each 10 second period. 
 
eg. 
 
If 30 seconds was stored the remote will flash red three times. 
If 1 minute 20 seconds was stored the remote will flash green once and red twice. 
If 5 minutes 30 seconds was stored the remote will flash green five times then red three 
times. 
 
After displaying the exposure time the remote will indicate the picture gap time by flashing 
yellow, each flash equals 1 second. 
 
One yellow flash = one second 
Two = two seconds 
Three = three seconds 
 
Up to a maximum gap time of 6 seconds. 
 
10 seconds after this the first camera trigger will be sent starting the exposure with the 
remote flashing green two times fast. 
After the stored time has elapsed the remote will send the second camera trigger to end the 
exposure and the remote will flash red two times fast. 
 
After the picture gap time the next exposure will start. 
The remote will repeat this until switched off. 
 
 

 
 
 

Summary of Contents for AstroIR

Page 1: ... remote will now indicate the last stored exposure time and picture gap by flashing the led on the remote Each green flash equals an exposure duration of 1 minute Each red flash equals an exposure duration of 10 seconds After indicating the exposure time the remote will indicate the picture gap time by flashing yellow Each yellow flash equals a picture gap duration of 1 second 10 seconds after thi...

Page 2: ...cumulated exposure time After releasing the right hand button the remote will indicated the stored time by flashing green for each minute and red for each 10 second period eg If 30 seconds was stored the remote will flash red three times If 1 minute 20 seconds was stored the remote will flash green once and red twice If 5 minutes 30 seconds was stored the remote will flash green five times then re...

Page 3: ...cond currently stored 10 seconds after this the first camera trigger will be sent starting the exposure with the remote flashing green two times fast After the stored time has elapsed the remote will send the second camera trigger to end the exposure and the remote will flash red two times fast After the picture gap time the next exposure will start The remote will repeat this until switched off P...

Page 4: ...amera to Manual control so you can set the focus f stop and the shutter to bulb mode Then set the camera to trigger from an infrared remote control Your camera is now ready to take long exposure pictures using the AstroIR remote Helpful info The remote needs to be placed in a location pointing at the infrared sensor on the camera or alternatively fixed to the camera pointing at the infrared sensor...

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