Pentax DA 645 28-45mm f/4.5 ED AW SR - Objetivo (Ultra-Wide, SLR, 17/12, 1.1-1.77" (28-45 mm), Pentax K, 0.866-1.4" (22-35.5 mm))

The Pentax HD DA 645 28-45mm f/4.5 ED AW SR Zoom Lens is an ultra wide-angle zoom lens designed specifically for digital use, featuring the best of PENTAX lens technology. It offers a zoom ratio of approximately 1.6 times to cover ultra-wide-angle to wide-angle ranges (for focal lengths of 22mm to 35.5mm in the 35mm). Features include: Aspherical and ED (Extra-low Dispersion) lens elements to enhance image resolution, while minimizing various aberrations; HD and Aero Bright Coatings optimize light transmittance and minimize reflection; SR (Shake Reduction) provides up to approximately 3.5 stops of blur free handheld shooting; smooth, quiet autofocus operation is driven by a built-in DC motor; dustproof, weather-resistant construction; the Quick-Shift Focus System is used for enabling quick switching between AF and MF; plus much more.

ASIN

B00N3P2QT2

Embedding

CLIP ViT-L/14 · 768d

Distance metric

cosine

Doc fetch

2ms·cache hitGET /v2/namespaces/amazon-products/documents/B00N3P2QT2

How it works

Similar query

21msnearest_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.