Violet Friday Offers: Here You can expect heavily discounted items from many well-known manufacturers. If you want to buy a telescope or accessories - whether for yourself or as a gift - Violet Friday is the perfect opportunity to find a great deal and benefit from attractive discounts.
The Altair Dichroic Solar Energy Rejection Filter or D-ERF protects your telescope and solar imaging equipment from excessive heat build-up when solar imaging or observing with your Daystar Hydrogen Alpha Quark, or other Hydrogen Alpha Etalon filters.
The Altair Hypercam IMX174 camera has the sought-after Sony Pregius Global Shutter IMX174 CMOS sensor, with extremely low read noise and 2.3mp resolution.
The Altair Hypercam IMX183C PRO is a 20mp astronomy camera, featuring amp glow reduction, and low read noise, producing extremely smooth, detailed images.
The Altair Hypercam IMX183M PRO is a 20mp astronomy camera, featuring amp glow reduction, and low read noise, producing extremely smooth, detailed images.
The Hypercam 2inch nosepiece is precision machined with a straight sided barrel. This allows for more repeatable collimation in your 2" focuser or extension tube.