So, what time exactly should we have our eclipse glasses on and our eyes on the sky? When Will the Solar Eclipse Be Visible in Northern Illinois? The other day my kids' school sent home a permission slip for parents to sign that would allow our kids to watch the eclipse at school (wi...
The general issues with daytime viewing as I said earlier is the optical tube heating up. I've used my 8" and 16" SCTs to view the Sun multiple times at many different magnifications. The 99.999% rejection of light going into the tube in general helps to keep the interior f...