Post by Watcher3 on Sept 26, 2020 9:05:59 GMT -5
Amazing Apochromatic Triplet Lens and a great price!
Buy now with the matched Starizona Apex ED 0.65x Reducer/Flattener and receive a 5% discount on the total for the best of both worlds. Incredible lens for visual use or a top notch super fast F4.2 astrograph with pin-point star images.
Go to iStar's home page (and scroll down) to order yours now:-
www.istar-optical.com/index.html
More information about the 140mm F/6.5 Apo Triplet lens:-
www.istar-optical.com/apochromatic.html
Starizona Apex ED 5-Element reducer/flattener specs here:-
www.istar-optical.com/reducers-field-flatteners.html#apex-ed
Also attached below is a preliminary technical drawing of the lens cell housing to help get you started on your dream Apo.
cheers all! Watcher2
- Large 140mm F/6.5 Apo Triplet for amateur budget
- Hoya FCD100 & 2x Lanthanum Glass Elements
- Anti-reflective coating SiO² and/or MgF²
- Fully multi-coated
- Hand figured to PV/5 minimum
- Minimum Strehl Ratio 0.90
Buy now with the matched Starizona Apex ED 0.65x Reducer/Flattener and receive a 5% discount on the total for the best of both worlds. Incredible lens for visual use or a top notch super fast F4.2 astrograph with pin-point star images.
Go to iStar's home page (and scroll down) to order yours now:-
www.istar-optical.com/index.html
More information about the 140mm F/6.5 Apo Triplet lens:-
www.istar-optical.com/apochromatic.html
Starizona Apex ED 5-Element reducer/flattener specs here:-
www.istar-optical.com/reducers-field-flatteners.html#apex-ed
Also attached below is a preliminary technical drawing of the lens cell housing to help get you started on your dream Apo.
cheers all! Watcher2
