If you have a full frame or larger sensor maybe not , I have only tried astro photography a couple of times but i ' ve always had issues with colour . I plan to do some more at christmas and will borrow my dads 5 D full frame and see if I have the same issue <| sep |> My girlfriend tells me not to pay attention to her and she ' ll get eventually used to the fact that everything does not always happen the way she wants it to . Listen to your girlfriend . <| sep |> I ' d probably do $ 30 PayPal fees . Pm me if interested . <| sep |> on the site . <| sep |> Studies have shown that they are totally ineffective BTW . Which is too bad , since a lot of people get hurt in animalvehicle collisions . <| sep |> That is entirely possible . Still the ratio is nuts .