William Optics

 

     

● 71mm f/4.9 Astrograph. ● FPL-53 glass for colour free apochromatic performance. ● 4 elements in 3 groups (2-1-1- configuration; new, unique, patented design - not a conventional...

 

48mm T mount for Pentax K -Black This high precision T-Mount has 48mm threads with outer hard gray/red color anodizing and its made from High quality aluminum material by CNC with perfect fitting...

48mm T mount for Sony E -Space GrayThis high precision T-Mount has 48mm threads with outer hard gray/red coloranodizing and its made from High quality aluminum material by CNC with perfect fitting...

The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The three-element optical design features a 91mm aperture using...

William Optics Mortar Tri-Pier provides the stability of a pier with the flexibility of a tripod. It is 100% CNC machined from high quality 6061T aluminum and stainless steel. Available in 800mm...

Saddle Plate for Vixen-style Dovetail Plate - 90mm Weight：230g

48mm T mount for Canon EOSThis high precision T-Mount has 48mm threads with outer hard black coloranodizing and its made from High quality aluminum material by CNC with perfect fitting !Weight：35g 

The cat saddle required the new mounting ring to fits on. (new ring has paw logo on it )

2019 New 243mm Saddle Handle Bar (Patented)  with All New 50mm Guiding RingsWeight：565g

2019 New 243mm Saddle Handle Bar (Patented)Weight：405g

2019 New 120mm Saddle Handle Bar (Patented) with 50mm Guiding RingsWeight：400g

2019 New 120mm Saddle Handle Bar (Patented) with All New 50mm Guiding RingsWeight：325g

2019 New 120mm Saddle Handle Bar (Patented)Weight：140g

These 90 mm, felt-lined mounting rings are made out of solid aluminum, anodized in black or silver, and will fit most 90 mm OD tubes, and all William Optics 80 and 90mm telescopes (Megrez 80 and 90,...