Optolong L-eNhance Dual Narrowband Filter - 2" nebula 6 Tube length: 1140 mm with

Tube length: 1140 mm with

Operating range: 0° to 90° north / south latitude

The exposure time will be more than halved

Binning 2×2: 640 X 480 @ 35FP

Lens: 2-element lens with multi-coating

Optolong L-eNhance Dual Narrowband Filter - 2" nebula 6 Tube length: 1140 mm withThe L enhance Filter is a Tri band filter, perfect for deep sky nebula photography from the city as it uses tight narrowband limits blocking out unwanted glow from the city. The relentless spread or urbanization and its associated light pollution have become a big problem for all amateur astro photographers around the world. One solution is to purchase a Mono camera but this can be expensive and might also require the purchase of several types of