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Select a plan in the Add Protection section above and purchase with this product by clicking “Add to Cart”.

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TRUSTED PROTECTION PLANS, EXCEPTIONAL SERVICE.

Invest In Your Gear and Peace Of Mind!

Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.

Repair or Replacement

Repair or Replacement

If we can’t fix it, we’ll replace it at no additional cost.

Accidental Damage

Accidental Damage

Protect your product from drops, spills, and more.

Peace of Mind

Peace of Mind

Enjoy your gear without fear. We have you covered!

Malfunction Protection

Malfunction Protection

When regular use of your product over time results in mechanical or electrical failure.

Zero Deductible

Zero Deductible

We will never charge you a deductible after the purchase of a plan.

Customer-Focused Support

Customer-Focused Support

Our claims process is simple & easy and our customer service team is happy to help.

Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.

Pentax 300mm F/4 Specifications

  • Minimum Focusing Distance:

    4.6' (1.4m)

  • Focusing:

    Quick-shift Focus

  • Focal length:

    300mm (equiv 460mm)

  • Maximum Aperture

    f/4

  • Minimum Aperture

    f/32

  • Angle of View

    5.4½ (w/ Pentax DSLR)

  • Lens Construction

    8 elements in 6 groups

  • Maximum Magnification Ratio

    0.24x

  • Filter Diameter

    77mm

  • Diaphragm Blades

    9

  • Standard Accessory

    Tripod Adapter: Included, demountable w/ coin

  • Compatible Mount

    Pentax KAF2

  • Warranty

    Pentax

  • Weight:

    37.7 oz (1070g)

  • Dimensions:

    Max Diameter x Min Length: 3.3 x 7.2" (83 x 184mm)

  • Other

    Diaphragm Control: Fully Automatic
    Supersonic Motor
    SP (Super Protect) Coating
    Filter Window
    Detachable Tripod Mount

  • UPC Codes

    027075141261, 846431057431, 021331504401, 840014139958

6 Accessories for Pentax DA 300mm F/4 ED (IF) SDM Auto Focus Lens Kit - USA with 77mm Photo Essentials Filter Kit, Lens Cap Leash, Professional Lens Cleaning Kit

  • All Accessories (6)
  • Filters (3)
  • Bags & Cases (1)
  • Filter and Filter Kits (1)
  • Lens Caps (1)

About Pentax 300mm F/4

The high performance DA* 300mm ED (IF) lens incorporates an SDM system which creates a smoother, quieter auto focus.

Featuring a Quick-shift Focus System, switching from auto focus to manual is instantaneous. Weather and dust resistant, it's the perfect lens for extreme weather conditions.

Developed specifically for PENTAX digital SLRs, the DA* 300mm ED (IF) SDM lens has PENTAX SP coating which protects the exposed lens elements, and a focal length equivalent to 450mm in the 35mm format.

Pentax 300mm F/4 Features

  • High performance telephoto lens
  • SDM system creates smoother, quieter auto focus
  • Weather resistant and dust resistant body
  • Quick-shift Focus System for instant switching from auto focus to manual focus
  • PENTAX SP coating protects the exposed lens elements
  • ED elements compensate for chromatic aberration
  • Developed specifically for PENTAX digital SLRs
  • Focal length equivalent to 450mm in the 35mm format

Key Features

  • High performance telephoto lens
  • Digital Essentials 77mm
  • SDM system creates smoother, quieter auto focus
  • Universal Lens Cap Tether
  • Weather resistant and dust resistant body
  • Cleaning Kit

What's in the box:

  • Pentax DA 300mm f/4.0 ED (IF) SDM Auto Focus Lens
  • Lens Hood PH-RBK 77mm
  • Lens Cap O-LC77 77mm
  • Lens Soft Case S120-210
  • Detachable Tripod Mount
  • Rear Lens Cap B
  • USA Pentax Warranty
  • <b> Bundle Includes: </b>
  • 77mm Photo Essentials Filter Kit (UV/CPL/ND2)
  • Lens Cap Leash
  • Professional Lens Cleaning Kit