Optolong L-Ultimate Dual-Band 3nm Filter 1.25/2" Mounted

Optolong L-Ultimate Dual-Band 3nm Filter 1.25/2" MountedIt's about a 3nm dual band designed to drastically reduce the effect of light pollution, the 3nm isolates the nebulae's emissions into H Alpha (red) and OIII (green blue). It blocks light pollution, maximizes the signal from nebulae, and darkens the sky background. It also blocks artificial light from mercury vapor lamps, high and low pressure sodium vapor lights, and unwanted natural light caused by the emission of neutral oxygen in our atmosphere.

Switching phones

its cloud bands and Great Red Spot

If you are looking for a solution to deep sky photography in light pollution area

For added convenience: the ends remaining on the binoculars can be connected to form a strap

Of that length

providing an extra-wide stance for improved stability

offering a better grip and protecting the barrel from scratches

4x power steps from 7mm and 5mm Naglers

USB to RS232 converter using FTDI chipset

while the emergency whistle can be used to alert your friends or ward off mad dogs or other mysterious creatures

cell mounted

General Mount Info Mount Type High-capacity motorized equatorial (EQ) Tripod Heavy-duty pier tripod GoTo Yes Payload Capacity (lbs) 110 Mount Head Height (head by itself) 19