{"product_id":"smc-pentax-a-50mm-f1-7-pk-mount","title":"SMC Pentax-A 50mm F1.7 [PK mount]","description":"\u003ch3\u003e\u003cspan\u003eSMC Pentax-M 50mm F1.7\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLens Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Prime Lens\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFocal Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 50mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Aperture:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e f\/1.7\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMinimum Aperture:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e f\/22\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLens Mount:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pentax K\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFormat Coverage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Full Frame \/ 35mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAutofocus:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImage Stabilization:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMinimum Focus Distance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.45m\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Magnification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.15x\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOptical Construction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6 elements in 5 groups\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDiaphragm Blades:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFilter Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 49mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFocus Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Manual Focus\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approx. 185g\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approx. 63 × 31mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe SMC Pentax-M 50mm F1.7 is a compact standard prime lens introduced in the late 1970s for Pentax K-mount 35mm SLR cameras. Its 50mm focal length provides a natural perspective, making it a versatile choice for everyday photography, portraits, street scenes, and travel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe bright f\/1.7 maximum aperture allows more light into the camera in dim conditions and provides control over depth of field for subject separation. Stopping down can deliver improved sharpness and contrast, making the lens suitable for a range of photographic styles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts six-element, five-group optical design features Pentax's Super Multi-Coating (SMC), developed to help reduce reflections and maintain contrast. The manual-focus mechanism and dedicated aperture ring offer direct, tactile control, while the compact design keeps the lens lightweight and easy to carry.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeighing approximately 185g, the SMC Pentax-M 50mm F1.7 pairs naturally with classic Pentax K-mount film cameras and can also be adapted to many modern mirrorless systems. It is a practical vintage prime for photographers who appreciate compact construction and traditional manual operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSerial Number:\u003c\/strong\u003e 2579291\u003cbr\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e LH-97-3729\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e \u003cbr\u003e- Lens is fully functional\u003cbr\u003e- Rear lens cap included\u003cbr\u003e- Lens glass has no fungus, no haze, and minor dust\u003cbr\u003e- Lens body has minor scratches\u003cbr\u003e\u003cbr\u003e- เลนส์ ทำงานเต็มระบบ\u003cbr\u003e- เลนส์ ไม่มีรา ไม่มีฝ้า มีฝุ่นเล็กน้อย\u003cbr\u003e- สภาพตัวเลนส์ มีรอยขีดข่วนเล็กน้อย\u003cbr\u003e- มีฝาปิดหลังเลนส์\u003cbr\u003e\u003c\/p\u003e","brand":"CAMERA SHOP UNIT","offers":[{"title":"Default Title","offer_id":46355908952108,"sku":"LH-97-3729","price":2800.0,"currency_code":"THB","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/0654\/9051\/files\/IMG_20260830_142557_d2f8d80a-9f31-4b67-81b1-3ba1ba0a5241.jpg?v=1791617161","url":"https:\/\/unit-filmcamera.com\/th\/products\/smc-pentax-a-50mm-f1-7-pk-mount","provider":"UNIT CAMERA SHOP | BKK","version":"1.0","type":"link"}