William Optics FLAT7A 0.8x Flattener Orion 25" barrel 24 mm Length

25" barrel 24 mm Length of 2" barrel 47

There are several aspects that have to come together when observing at high powers: good-to-perfect atmospheric seeing conditions

1 lbs / 40

Applying iOptron's multi- decade experience creating precision mounts

Limited Warranty is one year

William Optics FLAT7A 0.8x Flattener Orion 25" barrel 24 mm LengthNeeds to be ordered in Delivery timeframe about 10 business days from order. New William Optics Adjustable Flattener Reducer 0. 8x FLAT7A Optimised for William Optics refractors and designed to cover full frame sensors with a 44. 4mm fully illuminated imaging circle. Lens STM coated with a triplet apochromatic air spaced design. Produced entirely with the best Ohara optical glasses. Flattener Power: 0. 8x. 44. 4mm for full illuminated imaging circle.