WILLIAM OPTICS PLEIADES 181 F/5.5 ASTROGRAPH Deep stainless steel (sold separately) Counterweight

stainless steel (sold separately) Counterweight 5 kg (sold separately) Dovetail saddle Losmandy & Vixen-style (second saddle sold separately) Communication port USB Tripod Optional SKU SWWAVE100I

be it at the original f/10

7μ RMS at 35 mm on-axis

Available sizes

WILLIAM OPTICS PLEIADES 181 F/5.5 ASTROGRAPH Deep stainless steel (sold separately) CounterweightThe William Optics Pleiades 181 is the ultimate imaging refractor for medium format cameras. The new 7 element lens design with three Super ED extra low dispersion elements to ensure excellent colour correction and a generous 55mm image circle. With a substantial 181mm aperture, fast f 5. 5 focal ratio and 998mm focal length, the Pleiades is ideal for high resolution imaging of many deep sky objects. The seven element, temperature compensated lens