Airy Disk Flat Field Correctors
Airy Disk flat field correctors deliver edge-to-edge sharpness and reduce field curvature.
Really excellent little lens, superb for widefields and it all fits together perfectly with my astro cameras. Thumbs up to Dark Clear Skies also. Simon
Excellent shop ordered the seestar s30 pro on Wednesday and received it on Saturday even though it was the Easter holiday. Would definitely shop here again.
Very quick delivery of high quality accredited solar glasses
I payed for 1-3 days delivery and it wasnt shipped for 3 weeks, seller ingored all of attemps to contact, still not delivered
Great service, fast shipment
