Quick answer
Match the case to your lens dimensions and your carry style: Lowepro cases offer robust foam and weather sealing for longer zooms, while Promaster Deluxe cases provide lightweight Cordura protection with multiple attachment points for everyday lenses.
Why size matters more than brand
A case that is too small won't close, and one that is too large allows the lens to shift and risk impact damage. Measure your lens length and diameter before shopping. Lowepro cases specify internal dimensions like 11x18cm or 13x32cm, while Promaster cases use a simpler LC1/LC2 sizing based on diameter.
If your lens has a hood or tripod collar, add that to the length measurement. For example, the Lowepro Lens Case 11x18cm fits a longer zoom like the Olympus 40-150mm f/2.0, but a wider lens may require the 13x32cm version.
Protection levels: foam vs. fabric
Lowepro cases use one-piece foam padding that wraps around the lens, providing consistent shock absorption. The overlapping zippered lid with dual pulls also helps seal out dust and moisture, making these cases a better choice for outdoor or travel use.
Promaster Deluxe cases use heavy-duty Cordura with a soft interior. They protect against scratches and bumps but lack the rigid foam structure. They are lighter and more flexible, ideal for quick access in a bag or on a belt.
Attachment and carry options
Both brands offer attachment points, but the details matter. Lowepro cases include a SlipLock tab with hook-and-loop fasteners to secure the case to a compatible bag, belt, or loop, expanding your carry capacity without extra straps.
Promaster cases feature multiple attachment points for belt or bag strap, giving you flexibility in how you carry. If you prefer to clip the case to a backpack strap or a belt loop, Promaster's design may suit you better.
Decision rules for choosing a lens case
- Measure your lens: Check the lens diameter and length (including hood or tripod collar). For Lowepro, match the internal dimensions; for Promaster, use the diameter guide (LC1 up to 2.5 inches, LC2 up to 3 inches).
- Choose protection level: If you need maximum shock and weather protection, go with a Lowepro case with one-piece foam and overlapping zipper. If you prefer a lighter, flexible case for daily carry, choose a Promaster Deluxe. Lowepro cases are bulkier but offer more protection.
- Decide how you carry: For attaching to a belt or bag strap, Promaster's multiple attachment points work well. For clipping to a compatible bag or belt, Lowepro's SlipLock tab is convenient. Check if your bag has a compatible SlipLock loop before buying Lowepro.
Product facts
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Lowepro Lens Case 11x18cm (Black): Tough polyester with one-piece foam padding for shock and element protection, overlapping zippered lid with dual fabric pulls to keep out dust and moisture. This construction makes the Lowepro 11x18cm case a strong choice for photographers who shoot outdoors or in dusty environments.
Lowepro Lens Case 11x18cm (Black)
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Promaster 8380 Deluxe Lens Case LC1: Heavy-duty Cordura construction with a soft interior and multiple attachment points for belt or bag strap. The Promaster LC1 offers a lightweight, flexible carry option that is easy to attach to existing gear without adding bulk.
Promaster 8380 Deluxe Lens Case LC1
Who should choose which case
Best for
- Photographers needing rugged protection for a longer zoom lens – choose Lowepro 11x18cm or 13x32cm.
- Everyday shooters wanting a lightweight, easy-to-attach case for a standard zoom or prime lens – choose Promaster LC1 or LC2.
Not for
- Very wide or short lenses without a diameter match – measure first to avoid a loose fit.
- Users who need a hard shell case for extreme impact protection – consider a hard case instead.




