Accessories

The 3" Photoline 0.8x reducer and corrector is optimized for full frame cameras and suitable for all apos from 102mm aperture - with integrated fine tuning for optimal working distance.

• Optimally suited for large sensors (full frame and larger)
• Connection thread on the telescope side is M92x1 male thread - adapters for focusers from 3" are available
• The distance from the corrector to the camera is precisely adjustable with the camera connected for optimal field sharpness - Position is fixable
• Triplet design with improved color correction - Special glass from Ohara (Japan)
• Camera connection via M48x0.75 adapter with integrated female thread for 2" filter
• Additional M54x0.75 thread for larger camera sensors - prevents vignetting due to M48
• High-quality multi-coating, internal blackening and anti-reflective thread prevent reflections and ghost images
• Dust caps for screwing on the M92 thread and M48 thread are included in the scope of delivery

New ! Adjustable Flat61 for William Optics ZS61 II Telescopes

• Compensates for field curvature and enables sharp images at the edges
• Camera can be mounted directly with M48 camera adapter
• Suitable for refractors from f/5 to f/7
• Distance to chip plane is variably adjustable

Perfect astrophotography: Whether you are an experienced astrophotographer or an enthusiastic beginner - with this Reducer Flattener you can take impressive pictures with ease.

A valuable addition for the large refractors from William Optics

• Image correction right to the edge
• Reduction factor 0.72x
• M92 threaded connection to the telescope
• Universal connection with M48 to camera or filter wheels etc.
• Very high quality workmanship

This Reducer Flattener is designed to take the optical performance of your telescope to a new level. With a reduction factor of X0.8 and an outstanding flattener function, it minimizes distortions and aberrations that can occur during observation and photography.

The 0.8x Flattener corrector from William Optics is optimized for full-frame format and suitable for all apos from 102mm aperture with large extensions.

• Connection thread on the telescope side M92x1 - adapters to M68 or M54 are optionally available
• The distance is precisely adjustable, so the corrector can be individually
• optimized to the refractor for best possible stars
• Triplet design with Ohara glass (Japan)
• M48x0.75 camera mount with possibility to screw in 2" filter

High-performance monochrome astro camera - large 2.3 megapixel sensor for solar, lunar and planetary photography and for deep-sky imaging

• 1/1.2" sensor IMX174LLJ CMOS
• Resolution 2.3 MP - 1936 x 1216 PX
• Pixel size 5.86 µm
• Sensor size: 11.34 mm x 7.13 mm
• Extremely high frame rate of 164 fps, global shutter
• Minimal download time through USB 3.0
• Very compact - only 62 mm x 41 mm
• Autoguiding port (ST-4)
• AR protect window built-in - full transmission also in IR

This camera is excellent for sun and moon with its large sensor, but can also be used very well for deep sky because of the low noise.

• Sensor: 1.1" CMOS IMX432 with 1.77 megapixels resolution
• Sensor size: 9.9 mm x 14.5 mm - diagonal: 17.6 mm
• Large image field - very well suited for sun and moon
• Pixels with 9.0 µm size and corresponding light sensitivity
• With approx. 79 % QE a still high efficiency for short exposure times
• Very well suited for EAA due to high frame rate of 120 fps
• Full well capacity 97 ke-
• Starvis technology with back illumination
• USB 3.0 for fast download of images
• 12 bit ADC
• No amplifier glow (amp glow)
• Passive cooling with heat dissipation against heating of the sensor during long time exposures
• Good suitability for deep sky imaging
• AR protection filter built in with full transmission also in infrared
• ST4 level autoguiding interface included