Most important is that they are properly aligned. You must look through them and make sure that you open both eyes and only see one image. Most cheap binoculars are not properly aligned so you see double or triple images. That is not so important for viewing on the ground but it is critical for astronomical viewing.
Don't get anything smaller than 10x50.
You must have a tripod to keep the views steady. Even your pulse will make them shake and wiggle.
Look for "fully Multi-coated" lenses. buy prozac

 

logo Which Is Best Quality Binoculars For Astronomy Whichis Avilable In India?
Vintage FOCAL 7 X 35 Wide Angle Field 10 Degrees Binoculars with Case WOW
Vintage FOCAL 7 X 35 Wide Angle Field 10 Degrees Binoculars with Case WOW
Paypal   US $6.00
Olympus Coleman Edition Magellan Binoculars JUMELLES 8 x 25 WP1 NEW IN BOX
Olympus Coleman Edition Magellan Binoculars JUMELLES 8 x 25 WP1 NEW IN BOX
Paypal   US $30.00
Steiner 8x30 Fero D12 binoculars german army TOP
Steiner 8x30 Fero D12 binoculars german army TOP
Paypal   US $115.00

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