Alstar 70mm Compact Deluxe Finder & Guidescope Kit with 1.25" Double Helical Focuser - Guiding with The Mini-Guide Scope: So Astrophotography is Easier and Less Equipment

Mini-guide tube to quickly find objects and guiding stars, designed both for visual, as well as for photographic use. 400mm focal length. With bright, wide-field optics puts numerous potential guide stars in view so you'll never have to search for one! Have a built-in worm-focuser with Brass Compression Ring and 2 thumbscrews,90mm focusing range (10mm focusing range with micro-focusing Helical focuser, the rest is by a fixable, scaled drawtube) is made possible by an extremely precise focus adjustment. Take any 1.25 inch eyepieces in your collection, worm-focuser: fast focusing. Prevents rotation of the camera and eyepiece. Or use it as a comfortable, large viewfinder to waste less time finding objects in visual observation. It comes with matching pipe clamps and a Synta-style mounting plate to make assembly and installation as easy as possible.

ASIN

B07KZMCDD4

Embedding

CLIP ViT-L/14 · 768d

Distance metric

cosine

Doc fetch

2ms·cache hitGET /v2/namespaces/amazon-products/documents/B07KZMCDD4

How it works

Similar query

29msnearest_to_id → /query

Doc fetch goes through Layer's Aerospike pull-through cache; cache hit served the row without touching turbopuffer. The similar query asks Layer for nearest neighbors of the stored product vector — queries don't go through the doc cache, so no cache header is set.