This is the official part, designed for D300, D300s........
The DK-23 Rubber Eyecup is a soft and comfortable eyepiece shield that minimises the amount of stray light that enters the viewfinder, aiding vision when shooting. The Nikon DK-23 is compatible with the Nikon D300/300s........
Note:
1. The product is suitable for the professional technicians. We are not responsible for any damage during the installation.
2. Please refer to the pictures to make sure this item is the right one you need before purchase.
Size:4.4cm x 2.6cm x 0.6cm - 1.73inch x 1.02inch x 0.24inch
Features: Brand new and high quality. DK-20 rubber eyecup improves viewing comfort and prevents stray light from entering the viewfinder and diminishing contrast. Note: 1. The product is suitable for the professional technicians. We are not responsible for any damage during the installation. 2. Please refer to the pictures to make sure this item is the right one you need before purchase. Size:4.5cm x 2.5cm x 0.6cm - 1.77inch x 0.98inch x 0.24inch Compatible With: For NIKON: D5100 D3100 D3000 D60 D50 D70 F65 F75 F80 D40 Package Included:
DK-20 Eyecup for Nikon
Features:
This Eyecup for Nikon replaces your lost, damaged or broken eyepiece
For Nikon DK-25 rubber eyecup improves viewing comfort and prevents stray light from entering the viewfinder and diminishing contrast.
The Eyecup provides cushioning around the camera's eyepiece,and is especially useful to eyeglass wearers
Attaches to the viewfinder eyepiece minimizing extraneous light and vision fatigue
Features a soft outer edge rubber cushion
For a more comfortable fit, replace the original one with this rubber eyecup
Two small clips on the back secures the eyepiece onto your camer
