+1 for F/5 Newt scope.
I did a quick price search for the 150mm F/5 Newt scope
- Ozscope $749.95 (aluminium tripod)
Link
- Ozscope $899.95 (steel tripod)
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- Bintel $729.00 (aluminium tripod)
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- Andrews $599.00 (aluminium tripod)
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- Optics Central $599.95 (aluminium tripod)
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I will stay away from unknown brand like Orbinar. Better off stay with Synta products Skywatcher/Saxon/Orion and Celestron