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Forum: Pentax K-5 & K-5 II 12-10-2014, 01:23 PM  
K-5 For Astrophotography
Posted By Chris A.
Replies: 1,131
Views: 347,872
Hello,
My three lenses Pentax tested with the O-GPS1:
18-55 mm F/3.5-5.6 WR => Good for Milky way
50 mm F/1.4 SMC FA => Very Good (used at F/2.0) but not WR
55-300 mm F/4-5.8 DA HD ED WR => Good but the focus is difficult at 200/300 mm (personnal Bahtinov mask used)
Forum: Pentax K-5 & K-5 II 07-15-2014, 07:21 AM  
K-5 For Astrophotography
Posted By Chris A.
Replies: 1,131
Views: 347,872
Lagoon Nebula (M8)
19/06/2014 - Near Toulouse (France)
K5 + O-GPS1 + 300 mm 5.6 + tripod photo
Stack: 6 images ISO 800 or 1600 F6.7 (6 x 30 sec)
Forum: Pentax K-5 & K-5 II 12-31-2013, 09:48 AM  
K-5 For Astrophotography
Posted By Chris A.
Replies: 1,131
Views: 347,872
Hello everybody,

Here my last shots with my K5 + O-GPS1 + 50 mm f/1.4, near Toulouse (France) :

Pleiades - M45 & NGC 1499

Pléiades - M45 & NGC 1499 (50 mm f/1.4) by Flikris, on Flickr
27/11/2013
Stack: 3 images ISO 400 F2.8 (2 x 120 sec + 1 x 300 sec)

Andromeda Galaxy - M31

Andromède - M31 (50 mm f/1.4) by Flikris, on Flickr
28/11/2013
Stack: 6 images
- 3 images ISO 800 F2.0 (3 x 60 sec)
- 3 images ISO 3200 F2.0 (3 x 30 sec)

Orion - M42

Orion v2 - M42 (50 mm f/1.4) by Flikris, on Flickr
28/11/2013
Stack: 3 images
- 2 ISO 400 F2.0 (2 x 60 sec)
- 1 ISO 200 F2.4 (1 x 60 sec)

All the best for 2014!

Chris A.
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