Optolong L-eXtreme Dual-Band Narrow Band Filter 2" Mounted (OPT-L-EXTREME-2)

Optolong L-eXtreme Dual-Band Narrow Band Filter 2" Mounted (OPT-L-EXTREME-2)Unlike the Optolong L eNhance filter which is a tri band (transmits Hb, Ha, and OIII), the L eXtreme filter is dual band that passes Ha and OIII emission lines. Main Usage L eXtreme is a two 7nm bandpass filter which can be used with one shot colour cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is also more suited for fast systems. The convenience and cost effectiveness of this filter allows amateurs to image a rich emission

remote operation friendly features such as home and limit optical sensors

Starbeam with Quick Release base for TeleVue scopes

so it is easier to find bright guide stars

and short circuit protection

TeleVue Plössls deliver sharper images than any other brand of 4 or 5 element "Plössls" or Orthoscopic designs

The 22 mm BaK-4 fully multi-coated prisms provide increased light transmission with no vignetting or light cut-off

Both the 2" eyepiece holder and the special 2" flat top adapter use our brass clamp rings for secure operation

clear image with the maximum amount of color and detail

The scalloped shape gives a positive grip

5mm Cooling Regulated Two-Stage TEC Delta T 35°C-35°C below ambient Camera Power consumption 650mA at 5V Cooler Power consumption 12V at 3A Max Working Temperature -5°C — 45°C Storage Temperature -20°C — 60°C Working Relative Humidity 20% — 80% Storage Relative Humidity 20% — 95%

Permanent PEC

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