Alstar Deluxe Telescope LRGB 2 Inch Filter Set - Colour Filters for Use with Monochrome CCD Cameras - Give Stunning Astrophotographic Results

Alstar Deluxe Telescope LRGB 2 Inch Filter Set - Colour Filters for Use with Monochrome CCD Cameras - Give Stunning Astrophotographic Results

• The Alstar LRGB Filter Set comprises four filters: 2 inch luminance Filter; 2 inch Red Filter; 2 inch Green Filter; and 2 inch Blue Filter; this LRGB filter set enables you to combine high-resolution color images with a monochrome CCD camera
• The luminance filter transmits the entire visible light spectrum while blocking near some invisible light; these three RGB filters signify the three primary colors of red, green and blue; which are able to create a color photo
• Features dichroic glass filters designed for maximum transmission; The color filters have a blocking coating; and all filters are parfocal to eliminate the need for refocusing between exposure sets
• Precision CNC-machined metal filter cell featuring a sand-blasted; black anodized finish; anti-reflection treatment; and laser engraving; it can be smoothly connected to other accessories through aluminum oxide threads
• Tips: This LRGB Filter Set is best used in conjunction with a filter wheel; which allows you to easily change to a new filter after each set of exposures by simply rotating the filter wheel; compatible with 2 inches telescope accessories